Research
Cross-domain R&D intelligence — AI, semiconductors, quantum, biotech, materials, energy, robotics, space, and more
Research Intelligence Briefing
April 21, 2026
Key Breakthroughs
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First commercial iPSC therapies approved in Japan — Japan's regulatory approval of two induced pluripotent stem cell therapies marks the transition of regenerative medicine from experimental to commercial reality, establishing new manufacturing and quality control standards for cell-based therapeutics.
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Personalized CRISPR therapies achieve economic viability — New trial approaches have solved the cost barrier that previously limited personalized gene therapies to individual compassionate use cases, potentially enabling treatment of thousands of rare disease patients with custom genetic interventions.
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FDA clears wearable pancreatic cancer detection device — Regulatory approval of continuous monitoring for one of the deadliest cancers represents a significant expansion of wearable diagnostics beyond metabolic monitoring into oncology screening.
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Artemis program formalizes commercial space infrastructure model — NASA's strategic presentation confirms the transition from government-led to commercially-enabled space exploration, with private companies now integral to cargo, crew transport, and orbital infrastructure for lunar operations.
Cross-Domain Connections
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Regulatory innovation enabling personalized medicine at scale — Both iPSC therapy approvals in Japan and economically viable personalized CRISPR trials demonstrate regulatory bodies adapting frameworks to accommodate individualized biological products rather than mass-manufactured drugs. This represents a fundamental shift in how therapeutic efficacy and safety are evaluated, with implications for AI-driven drug discovery and precision medicine platforms that depend on regulatory pathways for personalized interventions.
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Continuous monitoring devices crossing into diagnostic territory — The FDA-approved pancreatic cancer wearable signals that continuous health monitoring is evolving from passive data collection (fitness trackers, glucose monitors) to active disease detection. This convergence requires advances in sensor miniaturization, edge AI for signal processing, and secure data pipelines—connecting materials science, semiconductor design, ML inference optimization, and healthcare IT infrastructure.
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Public-private infrastructure models maturing across domains — NASA's Artemis commercial partnerships for lunar infrastructure mirror the regulatory approach enabling personalized CRISPR therapies to reach thousands of patients: government entities are increasingly acting as framework-setters and anchor customers rather than sole operators, enabling private sector innovation within public-interest constraints.
Deep Dives
Japan's First Commercial iPSC Therapies: Manufacturing Reality Meets Regenerative Promise
This approval matters because it validates the entire iPSC manufacturing pipeline—from reprogramming patient or donor cells to differentiation protocols, quality control, and clinical delivery. The technical challenge wasn't just proving efficacy but demonstrating reproducible, scalable production of living cellular products with consistent phenotypes. Japan's regulatory pathway, which differs from FDA's approach, may offer insights into alternative frameworks for cell therapy approval that balance innovation speed with safety. The limitation is scalability: even with approval, iPSC therapy manufacturing remains complex and expensive compared to small molecule or biologic drugs, constraining initial applications to high-value interventions where alternatives don't exist.
Source: World's first two iPSC therapies in Japan
Personalized CRISPR Economics: From N-of-1 to N-of-Thousands
The breakthrough isn't in CRISPR technology itself but in trial design and manufacturing processes that reduce per-patient costs enough to make individualized genetic therapies economically rational for rare diseases affecting small patient populations. This likely involves standardized vector production platforms, streamlined regulatory pathways for patient-specific modifications, and possibly adaptive trial designs that reduce development timelines. The strategic significance is that this opens CRISPR applications beyond the handful of diseases with large patient populations (like sickle cell) to the long tail of rare genetic disorders. Technical limitations remain around delivery mechanisms for different tissue types, off-target effects requiring patient-specific validation, and the regulatory complexity of treating each patient's therapy as a unique product requiring safety assessment.
Source: Personalized CRISPR therapies could soon reach thousands — here's how
Wearable Pancreatic Cancer Detection: Diagnostic Sensors Leave the Lab
Pancreatic cancer has among the worst survival rates precisely because it's typically detected late; a wearable detection device represents a fundamental shift from symptomatic diagnosis to continuous screening. The technical achievement involves sensor sensitivity sufficient to detect early-stage biomarkers in interstitial fluid or other accessible biological samples, signal processing to distinguish cancer signals from normal physiological variation, and form factor suitable for continuous wear. The FDA approval suggests the device met specificity and sensitivity thresholds that make false positives and false negatives acceptable relative to current diagnostic pathways. Key limitations likely include detection window (how early can it reliably identify cancer?), false positive rates that could lead to unnecessary interventions, and whether it works across diverse patient populations. The data privacy and security implications are substantial—continuous cancer screening data is extraordinarily sensitive health information requiring robust protection.
Source: FDA approves wearable device for pancreatic cancer
Artemis as Commercial Space Infrastructure Blueprint
Director Wyche's framing positions Artemis not as a repeat of Apollo but as infrastructure development—establishing sustained lunar presence as a testbed and waypoint for Mars missions. The "changes everything" claim rests on commercial partnerships being structural rather than supplemental: private companies aren't just contractors but operators of cargo, crew transport, and orbital destinations. This matters because it distributes capital requirements, accelerates innovation through competition, and creates commercial incentives beyond government contracts. The 25-year ISS experience provides operational heritage for sustained human presence, but lunar operations present distinct challenges: longer communication delays, more hazardous radiation environment, and no rapid abort-to-Earth option. The strategic shift means space technology development is increasingly driven by commercial viability calculations rather than purely government mission requirements, affecting everything from life support systems to in-situ resource utilization technologies.
Source: NASA at SXSW: Johnson Director Vanessa Wyche on Why Artemis Changes Everything
AI Existential Risk Discourse: Signal vs. Noise in Safety Research
The article's critical examination of AI doom warnings matters because risk assessment quality directly affects resource allocation and policy decisions. If existential risk warnings are overblown, they may divert attention from concrete near-term harms (bias, misuse, economic disruption); if they're prescient, insufficient action now could be catastrophic. The technical challenge is that we lack robust frameworks for assessing risks from systems that don't yet exist and may have emergent properties unpredictable from current capabilities. The article's skepticism appears directed at certainty in doom predictions rather than dismissing risks entirely. The limitation of both doom warnings and their critiques is that AI capability trajectories remain genuinely uncertain—we don't know if current scaling approaches will continue yielding capability gains, whether architectural innovations will enable qualitative leaps, or whether safety techniques will scale with capabilities. For R&D strategy, this uncertainty argues for portfolio approaches: investing in safety research without assuming specific risk scenarios while maintaining concrete focus on measurable harms.
Source: AI doom warnings are getting louder. Are they realistic?
Strategic Implications
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Cell therapy manufacturing becomes a critical capability — Japan's iPSC therapy approvals and economically viable personalized CRISPR both depend on reproducible production of living cellular products. Organizations in biotech, pharma, and adjacent sectors should evaluate whether cell therapy manufacturing (including quality control, cryopreservation, logistics) becomes a core competency or partnership requirement, similar to how antibody production became table stakes in biologics.
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Continuous health monitoring creates new data infrastructure requirements — Wearable cancer detection represents the leading edge of diagnostic-grade continuous monitoring, which will generate unprecedented volumes of sensitive health data requiring real-time processing, secure transmission, and integration with clinical decision systems. Tech companies should assess whether healthcare becomes a major driver of edge AI, secure enclaves, and privacy-preserving computation demand.
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Government-commercial partnership models are maturing into default infrastructure approach — From NASA's Artemis commercial partnerships to regulatory frameworks enabling scaled personalized medicine, the pattern is government entities setting requirements and providing anchor demand while commercial operators build and run infrastructure. This affects capital allocation strategies—opportunities increasingly lie in building commercially viable systems that meet public-interest requirements rather than purely government-funded development.
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AI safety research needs concrete metrics beyond existential risk — The critical examination of AI doom warnings highlights that existential risk framing, while attention-grabbing, may not provide actionable guidance for R&D priorities. Organizations should invest in safety research focused on measurable objectives (robustness, interpretability, controllability, alignment verification) that provide value regardless of whether existential risks materialize.
Emerging Research Signals
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Regulatory pathways for N-of-1 therapeutics — Personalized CRISPR trials and iPSC therapy approvals suggest regulatory frameworks are adapting to individualized biological products. Monitor whether FDA and EMA develop formalized pathways for patient-specific therapies, which would dramatically expand the addressable market for precision medicine platforms and potentially create opportunities for AI-driven therapy design.
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Diagnostic-grade wearable sensors for oncology — FDA approval of pancreatic cancer wearable may signal broader shift of cancer screening from periodic clinical tests to continuous monitoring. Watch for similar devices targeting other hard-to-detect cancers (ovarian, liver) and the sensor technologies enabling them—likely involving novel biomarker detection, advanced signal processing, or multi-modal sensing approaches.
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Commercial lunar economy infrastructure investments — Artemis program's commercial partnerships for cargo, crew, and orbital destinations indicate private capital is flowing into cislunar infrastructure. Monitor investments in lunar landers, surface habitats, in-situ resource utilization (especially water ice extraction and oxygen production), and cislunar communication networks as indicators of commercial space economy maturation beyond LEO.
Sources
- Yellow glass shows insect wings at their best — Nature News
- Personalized CRISPR therapies could soon reach thousands — here's how — Nature News
- AI doom warnings are getting louder. Are they realistic? — Nature News
- World's first two iPSC therapies in Japan — Nature Biotechnology
- FDA approves wearable device for pancreatic cancer — Nature Biotechnology
- Biotech news from around the world — Nature
Briefing History
Topic Breakdown
AI doom warnings are getting louder. Are they realistic?
Researchers are increasingly warning about existential risks from artificial intelligence, though the article suggests such doomsday predictions warrant scrutiny regarding their realism and potential counterproductive effects. Tech and security leaders should evaluate AI risk assessments critically while maintaining appropriate safety protocols.
- •Article published April 21, 2026 in Nature examining AI doomsday warnings
- •Researchers increasingly sounding alarms about AI potentially ending humanity
- •Article questions realism of such warnings and identifies risks in doomsday narratives
Personalized CRISPR therapies could soon reach thousands — here’s how
Personalized CRISPR therapies are becoming economically viable for rare genetic diseases through new trial approaches, which could expand treatment accessibility. Tech and security leaders should monitor regulatory frameworks and data privacy implications as personalized genetic medicine scales to thousands of patients.
- •New trial approach makes personalized CRISPR therapy production economically viable
- •Therapies could reach thousands of rare genetic disease patients
- •Published April 21, 2026 in Nature
FDA approves wearable device for pancreatic cancer
FDA approval of a wearable pancreatic cancer detection device represents a significant advancement in medical device technology and regulatory clearance for continuous health monitoring. Tech leaders should monitor implications for data privacy, device security standards, and integration with healthcare IT systems.
- •FDA approved wearable device for pancreatic cancer detection
- •Published in Nature Biotechnology on April 17, 2026
- •Represents advancement in continuous health monitoring technology
World’s first two iPSC therapies in Japan
Japan has approved the world's first two induced pluripotent stem cell (iPSC) therapies, marking a significant milestone in regenerative medicine commercialization. This development has implications for biotech supply chains, regulatory frameworks, and the competitive landscape for cell therapy manufacturing and deployment.
- •Japan approved the world's first two iPSC therapies as of April 2026
- •Published in Nature Biotechnology on April 17, 2026
- •Represents first commercial deployment of iPSC-based therapeutic products
Triple-decker solar cells reach efficiency milestone
Perovskite-silicon tandem solar cells have achieved a significant efficiency milestone, representing progress toward next-generation photovoltaic technology that could improve renewable energy infrastructure. This advancement has implications for long-term energy strategy and supply chain planning for organizations investing in sustainable technology.
- •Triple-layer solar cell architecture combines two perovskite semiconductor layers with silicon substrate
- •Published in Nature on April 21, 2026 (doi:10.1038/d41586-026-01149-9)
- •Technology progressing toward full potential with recent efficiency milestone achieved
All Research (60)
Yellow glass shows insect wings at their best
This article discusses an experiment on preserving insect wing coloration in museum displays and mentions a peer review disagreement in technology research. Neither topic presents direct security or technology infrastructure implications for leaders.
- •Published in Nature on April 21, 2026
- •Focuses on yellow glass preservation technique for insect wing coloration
- •Includes discussion of peer review disagreement in technology field
Comprehensive profiling of clinically approved kinase inhibitors reveals mutation-specific inhibitors and opportunities for drug repurposing
Nature Biotechnology, Published online: 20 April 2026; doi:10.1038/s41587-026-03090-8 A large screen of approved kinase inhibitors expands the druggable kinome.
NASA Invests in Small Businesses Innovating for Space and Earth
Continuing NASA’s longtime support of American industry, the agency announced its selection of more than 30 companies to develop innovative technology through its Small Business Innovation Research (SBIR) and Small Business Technology Transfer (STTR) program. With these awards, NASA is investing app
What to Consider Before You Accept a Management Role
This article is crossposted from IEEE Spectrum ’s careers newsletter. Sign up now to get insider tips, expert advice, and practical strategies, written i n partnership with tech career development company Parsity and delivered to your inbox for free! The Individual Contributor–Manager Fork: It’s Not
Scientists just captured trees glowing with electricity during storms
Scientists chasing thunderstorms in a retrofitted minivan finally captured something never seen before in nature: faint electrical glows shimmering from treetops during a storm. These “corona discharges,” long suspected but never observed outside a lab, appeared as tiny UV flashes at the tips of lea
The U.S. must defend the final frontier against cyberattacks
As recent American military operations show, space underpins American forces’ ability to operate globally with unmatched precision. Its strategic importance is reflected in the President’s Cyber Strategy for America and the Joint Staff’s integration of space into non-kinetic effects alongside cyber,
Chip Industry Technical Paper Roundup: Apr. 21
New technical papers recently added to Semiconductor Engineering’s library: Technical Paper Research Organizations Neural Computers Meta AI , KAUST Characterizing tip-sample interaction dynamics on EUV nanostructures using AFM with a high-aspect ratio tip Purdue University, Intel, Bruker Photonic ch
CSF: Black-box Fingerprinting via Compositional Semantics for Text-to-Image Models
arXiv:2604.16363v1 Announce Type: new Abstract: Text-to-image models are commercially valuable assets often distributed under restrictive licenses, but such licenses are enforceable only when violations can be detected. Existing methods require pre-deployment watermarking or internal model access, w
DeepER-Med: Advancing Deep Evidence-Based Research in Medicine Through Agentic AI
arXiv:2604.15456v1 Announce Type: new Abstract: Trustworthiness and transparency are essential for the clinical adoption of artificial intelligence (AI) in healthcare and biomedical research. Recent deep research systems aim to accelerate evidence-grounded scientific discovery by integrating AI agen
BASIS: Balanced Activation Sketching with Invariant Scalars for "Ghost Backpropagation"
arXiv:2604.16324v1 Announce Type: new Abstract: The activation memory required for exact backpropagation scales linearly with network depth, context length, and feature dimensionality, forming an O(L * BN ) spatial bottleneck (where B is the sequence-batch cardinality and N is the feature dimension)
Late Breaking Results: Hardware-Aware Compilation Reshapes Trainability in Variational Quantum Circuits
arXiv:2604.16527v1 Announce Type: new Abstract: Variational quantum circuits (VQCs) are typically evaluated at the logical design level when analyzing trainability. However, execution on real quantum devices requires hardware-aware compilation (transpilation) to satisfy qubit connectivity and native
MLE-Toolbox: An Open-Source Toolbox for Comprehensive EEG and MEG Data Analysis
arXiv:2604.16463v1 Announce Type: new Abstract: MLE-Toolbox is a comprehensive open-source MATLAB toolbox for end-to-end analysis of magnetoencephalography (MEG) and electroencephalography (EEG) data. Inspired by widely used neuroimaging platforms such as Brainstorm and FieldTrip, it integrates the
Signature of Unconventional Superconductivity in the High Temperature Normal State Resistivity
arXiv:2604.16433v1 Announce Type: new Abstract: Unconventional superconductivity remains one of the central unsolved problems in quantum materials, and revealing its connection to the normal state is widely believed to be key to uncovering the pairing mechanism. Previous efforts have largely focused
BrainMem: Brain-Inspired Evolving Memory for Embodied Agent Task Planning
arXiv:2604.16331v1 Announce Type: new Abstract: Embodied task planning requires agents to execute long-horizon, goal-directed actions in complex 3D environments, where success depends on both immediate perception and accumulated experience across tasks. However, most existing LLM-based planners are
CoLLM: A Unified Framework for Co-execution of LLMs Federated Fine-tuning and Inference
arXiv:2604.16400v1 Announce Type: new Abstract: As Large Language Models (LLMs) are increasingly adopted in edge intelligence to power domain-specific applications and personalized services, the quality and efficiency of the LLM post-training phase-including fine-tuning and inference, have become cr
ML and Smartphones Assisted Real-Time Uplink Performance Prediction in 5G Cellular System
arXiv:2604.16356v1 Announce Type: new Abstract: We propose a machine learning (ML) and smartphone-assisted framework for uplink performance prediction in a private, realistic 5G cellular system using real-time measurements in both indoor and outdoor settings. This work presents a comprehensive data-
What Physical ‘Life Force’ Turns Biology’s Wheels?
You’re the earliest known life form. There’s no food around right now. It would be great to go somewhere else. But you’re stuck. Really stuck. At your size (a couple of microns), water feels like tar, or rather, it feels the way being stuck in tar will eventually feel to a human. W
Gradient-based Planning for World Models at Longer Horizons
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Gemini 3.1 Flash TTS: the next generation of expressive AI speech
Our newest audio model introduces granular audio tags that give you precise control to direct AI speech for expressive audio generation.
NASA at SXSW: Johnson Director Vanessa Wyche on Why Artemis Changes Everything
NASA's Artemis program represents a strategic shift in space exploration priorities, emphasizing international partnerships and commercial collaboration to establish lunar infrastructure as a stepping stone to Mars missions. Tech leaders should note the expanded role of commercial space companies in government space initiatives and the long-term investment in space-based systems and operations.
- •NASA Director Vanessa Wyche presented Artemis program strategy at SXSW Space House event on March 21, 2026
- •International Space Station has supported continuous human presence for 25 years as foundation for deep space exploration
- •Artemis program emphasizes Moon-to-Mars strategy with commercial company partnerships for cargo, crew transport, and orbital destinations
The Forgotten History of Hershey’s Electric Railway in Cuba
Why does a chocolatier build a railroad? For Milton S. Hershey, it was a logical response to a sugar shortage brought on by World War I. The Hershey Chocolate Co. was by then a chocolate-making powerhouse, having refined the automation and mass production of its products, including the eponymous Her
A bizarre new state of matter may be hiding inside Uranus and Neptune
Deep inside planets like Uranus and Neptune, scientists may have uncovered a bizarre new state of matter where atoms behave in unexpected ways. Advanced simulations suggest that carbon and hydrogen, under crushing pressures and scorching temperatures, can form a strange hybrid phase—part solid, part
NordSpace nets Canadian defense funding for VLEO satellite development
NordSpace has secured early defense funding to develop a very low Earth orbit satellite, further broadening the Canadian startup’s push to build sovereign space capabilities beyond launch. The post NordSpace nets Canadian defense funding for VLEO satellite development appeared first on SpaceNews .
Research Bits: Apr. 21
Compute-in-memory state space models Researchers from the University of Michigan mapped complex state space models directly onto a compute-in-memory architecture in an example of hardware-software co-design for edge AI. “Compute-in-memory systems offer very high energy efficiency and throughpu
Safety, Security, and Cognitive Risks in State-Space Models: A Systematic Threat Analysis with Spectral, Stateful, and Capacity Attacks
arXiv:2604.16424v1 Announce Type: new Abstract: State-Space Models (SSMs) -- structured SSMs (S4, S4D, DSS, S5), selective SSMs (Mamba, Mamba-2), and hybrid architectures (Jamba) -- are deployed in safety-critical long-context applications: genomic analysis, clinical time-series forecasting, and cyb
GIST: Multimodal Knowledge Extraction and Spatial Grounding via Intelligent Semantic Topology
arXiv:2604.15495v1 Announce Type: new Abstract: Navigating complex, densely packed environments like retail stores, warehouses, and hospitals poses a significant spatial grounding challenge for humans and embodied AI. In these spaces, dense visual features quickly become stale given the quasi-static
UniMamba: A Unified Spatial-Temporal Modeling Framework with State-Space and Attention Integration
arXiv:2604.16325v1 Announce Type: new Abstract: Multivariate time series forecasting is fundamental to numerous domains such as energy, finance, and environmental monitoring, where complex temporal dependencies and cross-variable interactions pose enduring challenges. Existing Transformer-based meth
Momentum reconstruction from Unruh-deWitt detectors
arXiv:2604.16568v1 Announce Type: new Abstract: We investigate momentum reconstruction for particle processes observed by Unruh-deWitt detector setups. In particular, we derive the probability distributions for particle momenta conditioned on detector clicks in three spatial dimensions. We investiga
Geometric coherence of single-cell CRISPR perturbations reveals regulatory architecture and predicts cellular stress
arXiv:2604.16642v1 Announce Type: new Abstract: Genome engineering has achieved remarkable sequence-level precision, yet predicting the transcriptomic state that a cell will occupy after perturbation remains an open problem. Single-cell CRISPR screens measure how far cells move from their unperturbe
Comment on "Extension of the adiabatic theorem"
arXiv:2604.16439v1 Announce Type: new Abstract: Phys. Rev. B 113, 165102 (2026) proposed the conjecture that, for quantum quenches within the same phase, the overlap between the initial ground state and postquench eigenstates is maximal for the postquench ground state. We show that this conjecture i
Interdisciplinary Workshop on Mechanical Intelligence: Summary Report
arXiv:2604.16381v1 Announce Type: new Abstract: This report provides a summary of the outcomes of the Interdisciplinary Workshop on Mechanical Intelligence held in 2024. Mechanical Intelligence (MI) represents the phenomenon that novel structural features of material/biological/robotic systems can e
Scene-Aware Latency Estimation for Microservices via Multi-Scale Graph Fusion
arXiv:2604.16409v1 Announce Type: new Abstract: Cloud-Native microservice architectures have become prevalent owing to their inherent flexibility and scalability properties. To satisfy service quality guarantees, cloud providers must implement efficient proactive autoscaling algorithms. However, eff
End-to-End Performance of Video Streaming With MPEG-DASH Over Satellite 5G IAB Networks
arXiv:2604.16634v1 Announce Type: new Abstract: We present an end-to-end performance evaluation of MPEG-DASH video streaming over a Low-Earth Orbit (LEO) satellite-based 5G Integrated Access and Backhaul (IAB) network. Our objective is to investigate how modern transport protocols and congestion con
Quantum ‘Jamming’ Explores the Truly Fundamental Principles of Nature
For the past few decades, researchers have understood that quantum computers should eventually be able to crack the widely used codes that secure much of the digital world. To protect against this fate, they’ve spent years developing new codes that appear to be safe from future safecrackers ar
Gemini Robotics-ER 1.6: Powering real-world robotics tasks through enhanced embodied reasoning
Gemini Robotics ER 1.6: Enhancing spatial reasoning and multi-view understanding for autonomous robotics.
Site-specific engineering to produce CAR T cells in vivo
Nature Biotechnology, Published online: 17 April 2026; doi:10.1038/s41587-026-03117-0 Site-specific engineering to produce CAR T cells in vivo
NASA, Organ Sharing Network UNOS to Study Faster Organ Transport
4 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) Mark Johnson, left, interim CEO of UNOS, and John Koelling, director of the Aeronautics Research Directorate at NASA’s Langley Research Center, shake hands during a signing ceremony marking an agreement to study dr
The USC Professor Who Pioneered Socially Assistive Robotics
When the robotics engineering field that Maja Matarić wanted to work in didn’t exist, she helped create it. In 2005 she helped define the new area of socially assistive robotics. As an associate professor of computer science, neuroscience, and pediatrics at the University of Southern California , in
Scientists sculpt Einstein onto a crystal using only light
A light-sensitive crystal is opening the door to a new era of “light-written” technology. Arsenic trisulfide can be reshaped and permanently altered using simple light, creating ultra-fine optical patterns without expensive manufacturing tools. Scientists even etched a nanoscale portrait of Einstein
Falcon 9 launches final GPS 3 satellite into orbit for U.S. Space Force
SV-10 caps Lockheed Martin-built series as SpaceX continues to absorb missions shifted from ULA The post Falcon 9 launches final GPS 3 satellite into orbit for U.S. Space Force appeared first on SpaceNews .
Why Proof Convergence Matters
Achieving a deterministic “yes or no” answer in semiconductor verification is becoming more challenging as chip complexity increases. There are more cores, more potential interactions, and more reliance on AI to build AI chips. Ashish Darbari, CEO of Axiomise, talks wabout the impact of
Refunded but Rewarded: The Double Dip Attack on Cashback Reward Engines
arXiv:2604.16427v1 Announce Type: new Abstract: Cashback reward programs now serve as central instruments in the competitive landscape of cards, digital wallets, and payment platforms. Despite their financial significance, the business logic governing these programs is seldom treated as a security c
Bureaucratic Silences: What the Canadian AI Register Reveals, Omits, and Obscures
arXiv:2604.15514v1 Announce Type: new Abstract: In November 2025, the Government of Canada operationalized its commitment to transparency by releasing its first Federal AI Register. In this paper, we argue that such registers are not neutral mirrors of government activity, but active instruments of
Annotation Entropy Predicts Per-Example Learning Dynamics in LoRA Fine-Tuning
arXiv:2604.16332v1 Announce Type: new Abstract: We find that LoRA fine-tuning exhibits un-learning on contested examples: items with high annotator disagreement show increasing loss during training, a qualitatively distinct pattern largely absent under full fine-tuning and consistent across all six
Verifying random matrix product states with autoregressive local measurements
arXiv:2604.16578v1 Announce Type: new Abstract: Matrix product states (MPS) are a central language for one-dimensional quantum matter and a practical target for near-term quantum simulators and variational algorithms. Yet, while substantial effort has focused on preparing MPS with shallow circuits,
ProtoCycle: Reflective Tool-Augmented Planning for Text-Guided Protein Design
arXiv:2604.16896v1 Announce Type: new Abstract: Designing proteins that satisfy natural language functional requirements is a central goal in protein engineering. A straightforward baseline is to fine-tune generic instruction-tuned LLMs as direct text-to-sequence generators, but this is data- and co
Quantum Tunnelling and Room-Temperature Superconductivity of Hydride from Size Effects
arXiv:2604.16460v1 Announce Type: new Abstract: Superconductivity of a micron-sized hydride sample measured between metal probes under extreme pressure could be considered as a macroscopic quantum tunnelling phenomenon through metal-hydride-metal. The energy barrier height of hydride is regulated by
RHINO-AR: An Augmented Reality Exhibit for Teaching Mobile Robotics Concepts in Museums
arXiv:2604.16384v1 Announce Type: new Abstract: We present RHINO-AR, an interactive Augmented Reality (AR) museum exhibit that reintroduces the historical mobile robot RHINO into its original exhibition environment at the Deutsches Museum Bonn. The system builds on our previous work RHINO-VR, which
Spot-and-Scoot: Peeking Into Spot Instance Availability
arXiv:2604.16457v1 Announce Type: new Abstract: Spot instances offer significant cost savings of up to 90% over on-demand prices, making them an attractive resource for large-scale computing workloads. However, understanding their availability dynamics is essential for building systems that tolerate
Symphony: Taming Step Misalignments in the Network for Ring-based Collective Operations
arXiv:2604.16880v1 Announce Type: new Abstract: Ring-based collective operations are widely used in distributed AI training due to their efficient bandwidth utilization. While ring communication excels at pipelining, its performance is heavily dependent on having synchronized step-wise progression.
The Ancient Weapons Active in Your Immune System Today
Evolutionary arms races — where one species is pitted against another, driving the evolution of new or more sophisticated weapons as each tries to gain the upper hand — are ubiquitous in nature. One of the oldest and fiercest battles has been waged for billions of years between bacteria
What Are Ames’ Contributions to Artemis II?
6 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) NASA Artemis II astronauts Reid Wiseman, commander, left; Christina Koch, mission specialist; CSA (Canadian Space Agency) astronaut Jeremy Hansen, mission specialist; and NASA astronaut Victor Glover, pilot, right, pose
How Engineers Kick-Started the Scientific Method
In 1627, a year after the death of the philosopher and statesman Francis Bacon , a short, evocative tale of his was published. The New Atlantis describes how a ship blown off course arrives at an unknown island called Bensalem. At its heart stands Salomon’s House, an institution devoted to “the know
This new camera captures what happens in a trillionth of a second
Scientists have unveiled a breakthrough imaging method that can capture the hidden details of events unfolding in trillionths of a second. This new technique doesn’t just track how bright something is—it also reveals subtle structural changes that were previously invisible, all in a single shot. By
Artemis spacesuit development risks further delays
New spacesuits for Artemis lunar missions and the International Space Station may not be ready until after the end of the decade, a report by NASA’s inspector general warns. The post Artemis spacesuit development risks further delays appeared first on SpaceNews .