Today's Science Pulse
UK-led study reveals hidden massive star clusters deep within nearby galaxies
Astronomers using the VLA and ALMA uncovered previously unseen giant star clusters embedded deep inside nearby galaxies. The findings show that young stellar activity drives the evolution of these galaxies, reshaping their interstellar environments. Multiple observations confirm the clusters act as hidden “ring factories” of star formation.
Also developing:
By the numbers: Foundation Alloy raises $22M Series A
![[Comment] New Hope for Neurotrophin Targeting in Osteoarthritis Pain?](https://hixhlmpcokxhartfkpyi.supabase.co/storage/v1/object/public/images/thumbnails/754aaf1faeb0d5f3b76618daddf79401.webp)
[Comment] New Hope for Neurotrophin Targeting in Osteoarthritis Pain?
Osteoarthritis (OA) remains a massive global health challenge with no disease‑modifying drugs and only modestly effective analgesics. The anti‑NGF monoclonal antibody, introduced in 2010, delivered unprecedented pain relief but was halted in 2021 after the FDA and EMA flagged joint safety concerns. Researchers are now revisiting neurotrophin pathways, hoping to capture the analgesic benefits while mitigating adverse effects. Early-phase trials of novel agents such as LEVI‑04 suggest that refined targeting could revive the promise of neurotrophin‑based therapy for OA pain.
Winter Power Gaps Demand Clean‑Firm Energy and Grid Scale
Solar and wind are making remarkable progress. The day/night cycle will be solved by current economic battery trends. The real long term challenge has always been winter: Those dark winter days or weeks when the wind also fails. For that...
SREBP‑2 Links Stress to Cell Death via IRAK1
Researchers found that the cholesterol-related protein SREBP-2 can trigger apoptosis under stress by interacting with IRAK1, revealing a new mechanism for how cells self-destruct. This suggests that beyond telomeres, which signal aging through gradual shortening, cells can also initiate death...
IndexCache, a New Sparse Attention Optimizer, Delivers 1.82x Faster Inference on Long-Context AI Models
Researchers from Tsinghua University and Z.ai introduced IndexCache, a sparse‑attention optimizer that cuts up to 75% of redundant indexer computation in DeepSeek Sparse Attention (DSA) models. The technique delivers a 1.82× speedup in time‑to‑first‑token and a 1.48× boost in generation...
ESA to Decide by June on Europe’s Gateway Contributions
NASA has halted work on the lunar Gateway, forcing the European Space Agency to rethink its Artemis contributions. ESA’s portfolio includes the European Service Module, the I‑Hab habitation module, the Lunar View refueling unit and the Lunar Link communications system,...
NIH Unveils Strategic Plan to Transform Disability Health Research
The National Institutes of Health released the FY26‑FY33 Strategic Plan for Disability Health Research, outlining a coordinated, person‑centered approach to improve health outcomes for people with disabilities. Developed with input from researchers, clinicians, advocates, and individuals with lived experience, the...
Complicating 7-Ketocholesterol in Aging and Disease
Researchers are intensifying focus on 7‑ketocholesterol (7KC), an oxidized cholesterol derivative known for its cytotoxic, pro‑inflammatory and pro‑apoptotic effects, especially in atherosclerotic lesions and hypercholesterolemia. A new biotech, Cyclarity Therapeutics, has entered early clinical trials aiming to clear 7KC from...
Random Routing Boosts Quantum Network Entanglement Distribution Rates
Scientists at Nanyang Technological University introduced a stochastic multipath routing scheme that randomly distributes entanglement requests across several edge‑disjoint paths in quantum repeater networks. Simulations show the method consistently outperforms single‑path and globally optimised routing, delivering higher end‑to‑end entanglement rates...
Symmetry Rules Limit Complex System Instabilities to Half-Order Branch Points
Researchers at Shiv Nadar Institution of Eminence have introduced a theoretical framework that links the structure of perturbations to the behavior of exceptional points (EPs) in non‑Hermitian systems. By analyzing three‑ and four‑band models with parity, charge‑conjugation, and parity‑time‑reversal (PT)...
Entangled Light Sustains Quantum Links Across Any Distance in New System
Researchers led by Sugar Singh Meena have devised a theoretical protocol that uses spontaneous parametric down‑conversion in circular arrays of nonlinear waveguides to generate multipartite continuous‑variable entanglement. The analytical solution proves full inseparability for any array whose number of waveguides...
Quantum Calculations Become Far Simpler with New Operator Weighting Method
Researchers led by Jialiang Tang introduced a weighted nested‑commutator (WNC) ansatz to approximate adiabatic gauge potentials using only local operators. The method expands the variational space, allowing more efficient optimization than traditional nested‑commutator approaches. Numerical tests showed dramatically faster preparation...
Open-Air Markets: Hotspots for a Lethal Virus Infecting Macaws and Parrots
Environmental officers in Brazil seized 271 parrots and macaws at Fortaleza's open‑air Parangaba Fair, uncovering a circovirus outbreak that quickly spread to a wildlife rehabilitation center. The virus, previously found in endangered Spix’s macaws, forced the euthanasia of about 80...
Quantum States Reveal How Disorder Halts Energy Spread Within Materials
Researchers at the International Centre for Theoretical Sciences and the University of Oxford introduced a Krylov‑space based metric to differentiate ergodic and many‑body‑localized (MBL) phases in disordered quantum spin chains. They showed that long‑time Krylov‑spread complexity grows linearly with the...
Matrix Model Boundaries Mapped with High Precision Simulations
Researchers at Universidad de Concepción used high‑precision Monte Carlo simulations to chart the stability boundaries of a broad family of two‑matrix models in the (h,g)‑plane. The numerical estimates locate the critical curve within 0.01, matching known analytical results for the ABAB...
Complex Systems’ Long-Term Behaviour Now Accurately and Efficiently Simulated
Researchers from UC Berkeley, University of Michigan, Flatiron Institute and Lawrence Berkeley National Lab proved that simulating non‑Markovian Gaussian baths scales logarithmically with the inverse error tolerance, not with simulation length. The new bound O(log₂(1/(ω_c ε))) holds for zero‑temperature super‑Ohmic...
Quadruped Robots Have Potential as Astronaut Surface Assistants, New Research Finds
Researchers at Oregon State University and NASA tested a battery‑powered quadruped robot in White Sands’ Mars‑like dunes, showing it can collaborate with astronaut scientists to collect soil data. The robot’s leg motors generate current that doubles as a terrain sensor,...
NASA Names Scientists to Support Lunar South Pole Science
NASA has appointed ten scientists to the Artemis lunar surface science team, tasking them with shaping the mission’s scientific agenda at the Moon’s South Pole. The group will work alongside the existing geology team led by Noah Petro and Padi...
AI Links Brain Rhythms to Physical “Wiring” Across Lifespan
Researchers introduced Xi‑αNET, a generative model that ties EEG alpha and aperiodic components to the brain’s anatomical wiring and axonal conduction delays. Analyzing the HarMNqEEG dataset of 1,965 participants aged five to 100 across nine countries, they mapped a U‑shaped...
Europe’s Space Agencies Prepare For A Brave New NASA
During NASA’s high‑profile Ignition conference in Washington, European space agencies convened at the Munich Space Summit to gauge the implications of the U.S. agency’s new lunar‑Mars roadmap. While the summit’s main sessions barely mentioned NASA’s plans, breakout discussions revealed a...
Obesity Associated With Later CSU Onset, Reduced Therapy Response
A new World Allergy Organization Journal report finds that obesity is associated with a later onset of chronic spontaneous urticaria (CSU) and a reduced response to the anti‑IgE drug omalizumab. Patients with isolated angioedema experience more severe attacks and respond...
JWST Solves Decades-Long Mystery About Why Saturn Appears to Change Its Spin
Researchers using the James Webb Space Telescope have produced the first high‑resolution temperature and particle density maps of Saturn’s northern aurora, revealing a self‑sustaining feedback loop that heats the atmosphere, drives winds, and powers the aurora. The loop explains why...
Identify Early Dysfunction to Preserve Retinal Reserve
The article introduces "retinal reserve," a framework describing the retina’s remaining functional capacity despite early metabolic stress. Functional biomarkers such as dark‑adaptation testing can reveal dysfunction before structural changes appear, offering a therapeutic window. By pairing functional assessments with imaging,...
Takahē Breeding Pairs Released at Cape Kidnappers Golf Course Sanctuary
Three experienced takahē breeding pairs were released this week at Cape Kidnappers Golf Course, expanding the sanctuary’s managed population within New Zealand’s 2,530‑hectare Cape Sanctuary wildlife‑restoration project. The sanctuary, now home to 18 free‑roaming birds and authorized for up to 100,...
Fireball Sightings Are Surging Across the US — Here's What's Really Going On
In March 2026 the United States recorded a sharp rise in fireball sightings, with the American Meteor Society logging 2,369 reports—up from 1,587 in January. Large, widely witnessed events more than doubled, highlighted by a 1‑ton, 3‑foot meteor that exploded...
GLP-1 Drugs: Brain‑targeted Cure for Obesity and Addictions
In 1992, scientists discovered a chemical in Gila monster venom that mimicked GLP-1, the hormone your gut releases to signal fullness. By tinkering with its structure, pharma companies extended its duration from two hours (the Gila monster version) to one...
Jesse Roth, Who Advanced the Understanding of Diabetes, Dies at 91
Renowned endocrinologist Dr. Jesse Roth, who proved that diabetes stems from defective insulin receptors, died at 91. Over a 50‑year career he led groundbreaking research at the NIH, Johns Hopkins, and the Feinstein Institutes, reshaping how scientists view hormone signaling....
Geoengineering Debate: Sulfur Injection as Climate Fix
Today on Volts: at this point, it is all but inevitable that global temperatures will exceed the 2° threshold & continue rising. Should we shoot sulfur particles into the stratosphere to block some of that heat? I talk with the...
He Suddenly Couldn't Speak in Space. NASA Astronaut Says His Medical Scare Remains a Mystery
NASA astronaut Mike Fincke experienced a sudden, 20‑minute loss of speech on the International Space Station on Jan. 7, with doctors still unable to pinpoint the cause. The episode occurred while he was preparing for a spacewalk, forced the EVA to...
Newborn Grip: An Ancient Primate Survival Reflex
When you put your finger in a newborn's palm, they grip it so hard it is almost shocking. It is called the palmar grasp reflex. It is strong enough that some newborns can briefly support their own body weight hanging...
R3 Bio Engineers Whole Organs, Featured in WIRED
This is so awesome. @JohnSchloendorn and Alice Gilman at R3 Bio talk through what they’re doing at R3 Bio: building something that's never existed before. They're designing genetically engineered whole organ systems. See them featured in WIRED. @WIRED full story here: https://t.co/8z5iGXR0uK
New Discoveries Are Showing How Human Anatomy Is Far From Settled
Recent research shows that human anatomy is far from a finished science. Advances in imaging and renewed cadaveric studies are uncovering variations and previously unknown structures, challenging the static models presented in classic textbooks. Historical anatomy relied on a narrow,...
Trump Admin Considers Repurchasing Offshore Wind Leases
The Trump administration is talking with some offshore wind developers about buying back the leases they purchased from the federal government years ago to develop energy projects along the US coast https://t.co/w6VR2H3AC3
Aging Silences Brown Fat's Heat Genes via Epigenetics
Brown fat loses its heat-producing function with age due to epigenetic changes that reduce activity of key genes like PGC1A, with specific enhancers playing a critical role in maintaining this function. https://t.co/Dnnawd5r41
AI Therapy Cuts Anxiety 43% as Blossom Health Secures $20M Funding
A peer‑reviewed eight‑week trial of Dzeny’s AI therapist showed a 43% drop in GAD‑7 anxiety scores, matching traditional CBT effect sizes. At the same time, New York‑based Blossom Health closed a $20 million seed/Series A round to roll out its AI “copilot”...
TotalEnergies Drops 2050 Net‑zero Goal
French energy giant TotalEnergies says it will no longer aim to reach net zero emission targets by 2050 https://t.co/oJaqzNTGaQ
Raw Compute and Data Will Outpace Bio
The Bitter lesson from AI applied to today's Bio AI models tells us most will be washed away with raw compute and data. Today's Startups and Academics will (mostly) fight it but that too will fall. Raw compute and data is what...
Akeso Posts 51% Revenue Jump, Starts Phase II ADC Trials
Akeso Inc. announced a 51.5% year‑on‑year increase in 2025 commercial sales to RMB3.033 bn (about $425 m) and secured Chinese regulator clearance to launch Phase II trials of two first‑in‑class antibody‑drug conjugates. The results underscore the biotech’s rapid commercial expansion and its strategic...
Slowing Aging: A Targetable Process for Massive Health Gains
Aging may or may not be classified as a disease, but that’s largely semantics. What matters is that aging is a malleable, targetable biological process, and slowing human aging would result in massive health benefits.
JPMorgan Clients Increasingly Focus on Climate Tipping Points
JPMorgan’s institutional clients have started paying more attention to so-called tipping points in climate https://t.co/MkV9vxVmwj
Mitochondria Delivery Method Rescues Parkinson’s in Mice
Scientists have engineered red‑blood‑cell membrane capsules to ferry healthy mitochondria into diseased cells, dramatically improving delivery efficiency. In vitro, the capsules restored mitochondrial function in mtDNA‑deficient and mutant fibroblasts, reducing pathogenic DNA fractions and boosting ATP production. In vivo, mice...
Plesetsk Launch Planned Early April to 63° Inclination
Local warnings and at least one NOTAM indicate an upcoming launch from Plesetsk between April 1 and 15 to an orbit with an inclination 63 degrees toward the Equator: https://t.co/EhSC0xsQVM https://t.co/E7nBV3xpBV
Dark Energy Keeps Universe Flat Despite Dilution
Ask Ethan: Does dark energy curve the Universe over time? Our Universe was once ruled by radiation and matter, but those densities eventually dilute. Would spatial curvature appear? Even if it did, dark energy now flattens the Universe once again. https://t.co/zF67EySaRB
Agentic AI, Virtual Cell, LNP Vaccine Boosters, Engineered Organs, and Mergers
Agentic AI is emerging as a pivotal technology in healthcare, building on generative AI momentum. Xaira Therapeutics unveiled the largest virtual cell model to date, enhancing complex biology simulations. Researchers redesigned lipid nanoparticles to avoid the liver and concentrate in...
Artemis II Crew Arrives at KSC for Media Q&A
Artemis II crew is enroute to KSC. Expected to land abt 2:30 pm ET. NASA's Jared Isaacman and CSA's Lisa Campbell will be there to greet them. Crew then will answer questions from the media. Full list of public...
NAD+ May Influence Ovarian Aging, Research Uncertain
Is NAD+ a key factor in ovarian aging and dysfunction? Insights and uncertainties from current research https://t.co/OWU1Hhcreu https://t.co/IH7uKdRsa9
Ireland’s Quantum Leap – Walton Institute at SETU and Q*Bird Deploy Ireland’s First QKD Network
Walton Institute at SETU and Dutch firm Q*Bird have launched Ireland’s first multi‑node, entanglement‑based Measurement‑Device‑Independent Quantum Key Distribution (MDI‑QKD) network. The telecom‑grade system runs over existing dark fibre, linking two Dublin data centres, Dublin City University and Trinity College, to...
Canadian Whale Scientist Observes Near‑Miraculous Sea Event
Out at sea, a Canadian whale scientist witnessed something close to a miracle /via @globeandmail https://t.co/nykQ2LNHh4
AstraZeneca's Lung Drug Scores Unexpected COPD Trial Win
AstraZeneca lung drug gets ‘surprise’ win in COPD trials https://t.co/QuRlOQtzdT @ByJonGardner $AZN $RGN $SNY $RHHBY
How Snakes Defy Gravity to Stand Tall
Researchers observed that tree‑climbing snakes, such as scrub pythons and brown tree snakes, adopt an S‑shaped posture with most curvature at the base when moving between perches. Mathematical modeling shows that concentrating bending energy near the perch and coordinating muscle...
Are Saturn's Rings Made of a Lost, Shattered Moon? New Evidence Arises for the Case
New research presented at the Lunar and Planetary Science Conference proposes that Saturn's iconic rings originated from the catastrophic breakup of a moon dubbed Chrysalis about 100 million years ago. Computer simulations show tidal forces stripped the moon's icy mantle, leaving...