Science News and Headlines

April 21, 1994: The Discovery of Exoplanets
NewsApr 21, 2026

April 21, 1994: The Discovery of Exoplanets

On April 21, 1994 astronomers Aleksander Wolszczan and Dale Frail announced the first unambiguous detection of planets beyond the Solar System. The objects, orbiting the pulsar PSR B1257+12, were roughly three and four Earth masses and completed orbits every 67 and 98 days....

By Astronomy Magazine
What New Atopic Dermatitis Treatments Are in the Pipeline in 2026?
NewsApr 21, 2026

What New Atopic Dermatitis Treatments Are in the Pipeline in 2026?

The atopic dermatitis pipeline in 2026 is dominated by next‑generation biologics and selective small molecules that aim to improve efficacy while reducing side‑effects. Connect Biopharma’s rademikibart achieved near‑complete skin clearance in a phase 3 trial, and Apogee’s extended‑half‑life zumilokibart showed durable...

By Labiotech.eu
Incyte Discloses New TYK2 And/Or JAK1 Inhibitors
NewsApr 21, 2026

Incyte Discloses New TYK2 And/Or JAK1 Inhibitors

Incyte announced the discovery of a new series of small‑molecule inhibitors that selectively target TYK2 and JAK1, two kinases central to cytokine signaling in autoimmune disorders. The compounds demonstrated sub‑nanomolar potency in cell‑based assays and favorable safety margins in early...

By BioWorld (Citeline) – Featured Feeds
Curiosity Mars Rover: Life Associated Chemical Experiment Finding
NewsApr 21, 2026

Curiosity Mars Rover: Life Associated Chemical Experiment Finding

NASA’s Curiosity rover has identified more than 20 distinct organic molecules within clay‑bearing sandstones at Glen Torridon in Gale crater. The detection was made using the Sample Analysis at Mars (SAM) suite, which performed a novel chemical experiment never before conducted...

By Leonard David’s Inside Outer Space
First Light Fusion Completes £25m Funding Round
NewsApr 21, 2026

First Light Fusion Completes £25m Funding Round

First Light Fusion, an Oxford spin‑out, closed a £25 million (~$31 million) funding round led by East X Ventures and its Starmaker One fusion fund. Strategic investment came from the UK Atomic Energy Authority (UKAEA) alongside existing backers IP Group and Hostplus. The capital will accelerate...

By BusinessGreen
Scientists Sculpt Einstein Onto a Crystal Using only Light
NewsApr 21, 2026

Scientists Sculpt Einstein Onto a Crystal Using only Light

Researchers at XPANCEO, together with Nobel laureate Konstantin Novoselov, demonstrated that the van der Waals semiconductor arsenic trisulfide (As₂S₃) can be permanently reshaped using only continuous‑wave light. The crystal exhibits an unprecedented photorefractive index shift of up to Δn≈0.3 under low‑intensity UV exposure,...

By ScienceDaily – Nanotechnology
Our Efforts to Halt Global Forest Loss Aren’t Working: New Research
NewsApr 21, 2026

Our Efforts to Halt Global Forest Loss Aren’t Working: New Research

A new study shows the world lost roughly 300 million hectares of forest between 2013 and 2023, averaging 21‑32 million hectares per year. Protected areas expanded from 868 million to 990 million hectares, yet deforestation continued unabated. The research found no statistical link between...

By Wood Central
Laser Bursts Flip Nanoscale Magnetic Vortices at Blistering Speeds, Opening a Path to Brain-Like Spintronics
NewsApr 21, 2026

Laser Bursts Flip Nanoscale Magnetic Vortices at Blistering Speeds, Opening a Path to Brain-Like Spintronics

Researchers at Nankai University and collaborators have demonstrated coherent helicity switching of nanoscale magnetic vortices using femtosecond laser pulses combined with an out‑of‑plane magnetic field. The technique flips the vortex rotation within a few hundred picoseconds in a Ni‑Fe (80/20)...

By Phys.org – Nanotechnology
Pressure-Tuned Quantum Spin Liquid-Like Behavior Observed in Material Y-Kapellasite
NewsApr 21, 2026

Pressure-Tuned Quantum Spin Liquid-Like Behavior Observed in Material Y-Kapellasite

Researchers at University Paris‑Saclay‑CNRS and the University of Stuttgart applied hydrostatic pressure to Y‑kapellasite while monitoring it with muon spin spectroscopy (µSR). The pressure gradually suppressed the material’s static magnetic order, revealing persistent spin dynamics that resemble a quantum spin‑liquid...

By Phys.org (Quantum Physics News)
Bugs in Hot Springs Could Clean up Industry…
NewsApr 21, 2026

Bugs in Hot Springs Could Clean up Industry…

Researchers at the University of Manchester have identified microbes from terrestrial hot springs that can survive the extreme heat, high CO₂ levels, and chemically harsh environments typical of heavy industry. These extremophiles not only capture CO₂ but also transform it...

By Energy Live News
PSMA PET and the Evolving Imaging Landscape in Prostate Cancer
NewsApr 21, 2026

PSMA PET and the Evolving Imaging Landscape in Prostate Cancer

In the 2026 prostate cancer guidelines, PSMA‑PET is elevated to an indispensable imaging tool, expanding beyond initial staging of unfavorable intermediate‑risk and higher‑risk disease to cover biochemical recurrence, including second recurrences. The modality now informs decisions on oligometastatic identification for...

By AJMC (The American Journal of Managed Care)
The Soviets Abandoned a Top-Secret Bioweapons Testing Ground. 34 Years Later, ‘Anthrax Island’ Is Waking Up.
NewsApr 21, 2026

The Soviets Abandoned a Top-Secret Bioweapons Testing Ground. 34 Years Later, ‘Anthrax Island’ Is Waking Up.

During the Cold War, the Soviet Union built a massive bioweapons complex on Vozrozhdeniya Island, known as Aralsk‑7, where it stored up to 200 tons of anthrax slurry and conducted experiments on plague, smallpox and other pathogens. The remote island in...

By Popular Mechanics
NordSpace Nets Canadian Defense Funding for VLEO Satellite Development
NewsApr 21, 2026

NordSpace Nets Canadian Defense Funding for VLEO Satellite Development

NordSpace secured a one‑year, CAD $183,000 (≈ $133,000 USD) contract from Canada’s Department of National Defence to advance very low Earth orbit (VLEO) satellite technologies. The funding targets the Kestrel constellation, which aims to deliver 10‑centimeter resolution imaging from altitudes below traditional low‑Earth...

By SpaceNews
Tomb Feathers From Wild Parrots Reveal Extensive Ancient Trade Route
NewsApr 21, 2026

Tomb Feathers From Wild Parrots Reveal Extensive Ancient Trade Route

Researchers analyzing DNA, isotopes and spatial models identified four Amazonian parrot species among feathers recovered from a 1,000‑year‑old tomb at Pachacamac, Peru. The chemical signatures reveal the birds were kept alive for at least a year on the coastal side,...

By New Atlas – Architecture
Wildlife and Humans Thriving in Unesco-Protected Sites
NewsApr 21, 2026

Wildlife and Humans Thriving in Unesco-Protected Sites

A new UNESCO report finds that wildlife and human communities are thriving within the organization’s protected sites, even as global wildlife numbers have fallen by roughly 75% since 1970. Populations of iconic species such as elephants, tigers and pandas remain...

By The Guardian – Environment
STAT+: Tortugas Neuroscience Launches with Hopes to Develop Drugs for Brain Disorders, Other Conditions
NewsApr 21, 2026

STAT+: Tortugas Neuroscience Launches with Hopes to Develop Drugs for Brain Disorders, Other Conditions

Tortugas Neuroscience launched with a $106 million financing round led by Cure Ventures, The Column Group and AN Ventures. The startup has licensed two schizophrenia and tinnitus candidates from China’s Jiangsu Hansoh and two additional therapies for focal epilepsy and encephalopathies...

By STAT (Biotech)
STAT+: BioAge Says Experimental Pill Aimed at Reducing Heart Risks Significantly Reduced Inflammation
NewsApr 21, 2026

STAT+: BioAge Says Experimental Pill Aimed at Reducing Heart Risks Significantly Reduced Inflammation

BioAge Labs reported that its investigational cardiovascular‑risk pill BGE‑102 dramatically lowered inflammation in a Phase 1 trial. A 60‑mg dose cut high‑sensitivity C‑reactive protein (hs‑CRP) by 85% after one week, with the effect persisting through three weeks. The same reduction was...

By STAT (Biotech)
Fluoride In Drinking Water Not Linked to Lower IQ
NewsApr 21, 2026

Fluoride In Drinking Water Not Linked to Lower IQ

A new longitudinal study of 10,317 Wisconsinites spanning 1957‑2021 found no link between community water fluoridation and lower IQ or cognitive decline. The research directly challenges a 2025 paper that reported IQ reductions at fluoride concentrations far exceeding typical U.S....

By Womens Health
Nissan Advances Solid-State EV Battery Towards 2028 Production
NewsApr 21, 2026

Nissan Advances Solid-State EV Battery Towards 2028 Production

Nissan announced that its prototype all‑solid‑state battery pack has met key performance goals, featuring a 23‑layer cell stack and targeting mass production in fiscal 2028. The new pack promises roughly twice the energy density of conventional lithium‑ion cells, which could...

By Just Auto
Why Aspirin Is Becoming a Weapon Against Cancer
NewsApr 21, 2026

Why Aspirin Is Becoming a Weapon Against Cancer

Aspirin, the 4,000‑year‑old painkiller, is now shown to cut colorectal cancer risk in high‑genetic‑risk patients. A 10‑year trial of 861 Lynch‑syndrome participants found a daily 600 mg dose halved cancer incidence, and a lower 75‑100 mg dose appears equally effective. The UK...

By BBC Future
New Blood Test Aims to Spot Liver Scarring Before It Paves the Way to Cancer
NewsApr 21, 2026

New Blood Test Aims to Spot Liver Scarring Before It Paves the Way to Cancer

Researchers at Johns Hopkins have developed a blood test that analyzes cell‑free DNA fragments with a machine‑learning model to identify early‑stage liver fibrosis, a reversible precursor to cirrhosis and liver cancer. In a study of 423 participants, the assay detected...

By Live Science
JAXA Mulls Launching H3 Test Rocket in June After Last Year's Failure
NewsApr 21, 2026

JAXA Mulls Launching H3 Test Rocket in June After Last Year's Failure

Japan's aerospace agency JAXA is weighing a June 10 test launch of its H3 rocket after a December 22 failure that broke the vehicle mid‑flight. The investigation pinpointed an adhesion problem in the satellite‑mounting structure, prompting repairs across affected components. The...

By Kyodo News – English (All)
Skoltech Finds a Viable Path for 3D Printing Aluminum Bronze
NewsApr 21, 2026

Skoltech Finds a Viable Path for 3D Printing Aluminum Bronze

Researchers at Skoltech, in collaboration with Russian and Indian partners, have demonstrated that laser powder bed fusion can reliably print aluminum bronze (Cu‑9.5Al‑1Fe) with mechanical and thermal properties comparable to cast material. By fine‑tuning laser power (90‑150 W) and scan speed...

By 3D Printing Industry – News
Curiosity Rover Finds Signs of Ancient Life on Mars
NewsApr 21, 2026

Curiosity Rover Finds Signs of Ancient Life on Mars

NASA’s Curiosity rover, using its Sample Analysis on Mars (SAM) suite, identified more than 20 organic compounds in clay-rich rocks at Glen Torridon, Gale crater. Among the detections were a nitrogen‑containing molecule resembling proto‑DNA and benzothiophene, a sulfur‑bearing compound linked...

By Popular Science
Euclid Space Warps: Help Spot Galaxies Bending Spacetime
NewsApr 21, 2026

Euclid Space Warps: Help Spot Galaxies Bending Spacetime

The Zooniverse‑hosted Space Warps project invites volunteers to hunt for strong gravitational lenses in new images from ESA’s Euclid telescope. In its first tiny slice of data, AI‑assisted citizen scientists uncovered 500 galaxy‑galaxy lenses, and the upcoming Data Release 1 will present...

By European Space Agency News
FAO Highlights Importance of Group B Streptococcus ST283 as Atypical Foodborne Disease
NewsApr 21, 2026

FAO Highlights Importance of Group B Streptococcus ST283 as Atypical Foodborne Disease

The Food and Agriculture Organization (FAO) has flagged Group B Streptococcus ST283 as an atypical, food‑borne pathogen linked to freshwater fish. Unlike classic gastro‑intestinal illnesses, ST283 can cause invasive conditions such as meningitis, septic arthritis and bacteremia, even in healthy individuals....

By Food Safety Magazine
Fabricating Perovskite Solar Cells with Robotic Boxes
NewsApr 21, 2026

Fabricating Perovskite Solar Cells with Robotic Boxes

An international team unveiled an AI‑driven robotic platform that autonomously designs, fabricates, and optimizes perovskite solar cells. The closed‑loop system produced and tested 50,764 devices, achieving a peak power conversion efficiency of 27% (certified 26.5%). The workflow combines a recipe...

By pv magazine
Two Launches by SpaceX
NewsApr 21, 2026

Two Launches by SpaceX

SpaceX conducted two Falcon 9 launches in the past 48 hours, deploying 25 additional Starlink satellites from Vandenberg and a GPS III satellite for the U.S. Space Force from Cape Canaveral. The first stage of the Vandenberg launch marked its eighth...

By Behind the Black
What’s in a Name? For These Snails, Legal Protection
NewsApr 21, 2026

What’s in a Name? For These Snails, Legal Protection

Marine snails of the genus *Plicopurpura* have supplied the Mixtec people of Oaxaca with a sacred purple dye, tixinda, for centuries. Although Mexican law lists the species as protected, poachers regularly harvest the snails for meat and sell them to...

By The New York Times – Climate
IPhone Video Shows 'Earthset' From Space
NewsApr 21, 2026

IPhone Video Shows 'Earthset' From Space

NASA astronaut Reid Wiseman posted an iPhone video from the Artemis II mission showing Earth set behind the Moon at 8× zoom. The clip is uncut, uncropped and matches the view of the human eye, according to Wiseman. The New York Times notes...

By Slashdot
New Framework Could Turn Mining Waste Into Low Carbon Building Material
NewsApr 21, 2026

New Framework Could Turn Mining Waste Into Low Carbon Building Material

Researchers at Heriot‑Watt University have unveiled a mineral‑based framework that systematically classifies mine tailings for reuse in cement and other construction materials. The method draws on a meta‑analysis of more than 5,000 studies, using each material’s mineral fingerprint to predict...

By AZoMining
AstraZeneca’s Ultomiris Cuts Urine Protein in Late-Stage Kidney Disease Trial
NewsApr 21, 2026

AstraZeneca’s Ultomiris Cuts Urine Protein in Late-Stage Kidney Disease Trial

AstraZeneca announced that its rare‑blood‑disorder drug Ultomiris achieved the primary goal in a late‑stage trial for IgA nephropathy, a rare kidney disease. An interim analysis showed a statistically significant reduction in urine protein by week 34, with effects detectable as early...

By PharmaLive
Chinese Launch Daqi-2 On Long March-4C Rocket
NewsApr 21, 2026

Chinese Launch Daqi-2 On Long March-4C Rocket

On April 17, 2026, China launched the Daqi-2 greenhouse‑gas detection satellite aboard a Long March-4C rocket from Jiuquan. Developed by the Shanghai Academy of Spaceflight Technology, the payload carries five advanced instruments, including lidar and hyperspectral sensors, and is the...

By Orbital Today
Probiotics Shown to Relieve Constipation in Kids: Vietnam RCT
NewsApr 21, 2026

Probiotics Shown to Relieve Constipation in Kids: Vietnam RCT

A Vietnam‑based randomized, double‑blind trial found that two Bacillus spore probiotic liquids, LiveSpo Kids and LiveSpo Preg‑Mom, significantly eased functional constipation in preschool children. Over four weeks, the probiotic groups experienced a 3.6‑ to 4‑fold reduction in low‑frequency bowel movements,...

By NutraIngredients (EU)
Wildfires Used to ‘Sleep’ at Night. Climate Change Has Them Burning Overtime
NewsApr 21, 2026

Wildfires Used to ‘Sleep’ at Night. Climate Change Has Them Burning Overtime

A new study in Science Advances finds that fire‑prone weather hours across the United States and Canada are now 36% higher than they were five decades ago, adding roughly 550 extra burning hours to California and up to 2,000 in...

By Claims Journal
Muscle Energy Recovery May Explain Fatigue in Cancer Survivors
NewsApr 21, 2026

Muscle Energy Recovery May Explain Fatigue in Cancer Survivors

A pilot study using phosphorus‑31 magnetic resonance spectroscopy (31P‑MRS) measured how quickly skeletal‑muscle mitochondria restore energy after exertion in 11 cancer survivors. Older participants (≥65) recovered about 10% slower and showed weaker grip strength, higher self‑reported fatigue, and fewer daily...

By News-Medical.Net
APC-Deficient Cancer Cells Rely on Single Enzyme for Survival
NewsApr 21, 2026

APC-Deficient Cancer Cells Rely on Single Enzyme for Survival

Researchers have identified aldehyde dehydrogenase 2 (ALDH2) as a critical survival factor for colorectal cancer cells lacking functional APC. Computational screening and lab experiments show that pharmacological inhibition of ALDH2, using agents such as disulfiram, sharply reduces proliferation and induces...

By News-Medical.Net
Trial Shows Safety of Novel KIR-CAR T Therapy in Solid Tumors
NewsApr 21, 2026

Trial Shows Safety of Novel KIR-CAR T Therapy in Solid Tumors

A Phase I dose‑escalation trial of SynKIR‑110, a novel KIR‑CAR T therapy, demonstrated safety in nine patients with advanced ovarian cancer, mesothelioma or cholangiocarcinoma. The multi‑chain design uses NK‑cell receptors to provide an on/off switch, reducing T‑cell exhaustion and side...

By News-Medical.Net
Skin-Conforming Electrodes Improve Comfort in Long-Term Heart Monitoring
NewsApr 21, 2026

Skin-Conforming Electrodes Improve Comfort in Long-Term Heart Monitoring

Researchers at NC State and UNC have created a skin‑conforming, gel‑free polymer electrode for ECG monitoring. The device incorporates a conductive polymer and surfactant into a POMaC elastomer, delivering adhesive, comfortable wear while matching the signal quality of commercial patches....

By News-Medical.Net
Diamond Stretching and Squeezing Paves Way for Ultra-Precise Quantum Sensors
NewsApr 21, 2026

Diamond Stretching and Squeezing Paves Way for Ultra-Precise Quantum Sensors

Researchers from Singapore University of Technology and Design and Yangzhou University have demonstrated that applying precise mechanical strain to silicon‑vacancy (SiV) centers in diamond can controllably alter their quantum properties. Under compressive stress the SiV retains its symmetry, while tensile...

By Bioengineer.org
WHO-Recommended Antibiotics Ineffective for Many Neonatal Sepsis Cases
NewsApr 21, 2026

WHO-Recommended Antibiotics Ineffective for Many Neonatal Sepsis Cases

Researchers from Oxford and a network of hospitals in Pakistan, Bangladesh and Nigeria presented the BARNARDS II study at ESCMID Global 2026, revealing that the WHO‑recommended first‑line antibiotics ampicillin plus gentamicin are likely effective against only 25 % of neonatal sepsis pathogens in...

By News-Medical.Net
Single-Celled Blob Proves You Don't Need a Brain to Learn Stuff
NewsApr 21, 2026

Single-Celled Blob Proves You Don't Need a Brain to Learn Stuff

Researchers at Harvard have demonstrated that the single‑celled protozoan *Stentor coeruleus* can exhibit associative learning despite lacking a brain or nervous system. In a series of tap‑stimulus experiments, the cells first habituated to repeated taps and later learned to respond...

By New Atlas – Architecture
CRISPR Screens Map Human T‑Cell Genes That Promote or Block HIV Infection
NewsApr 21, 2026

CRISPR Screens Map Human T‑Cell Genes That Promote or Block HIV Infection

Researchers at Gladstone Institutes and UCSF used genome‑wide CRISPR activation and knockout screens in primary human CD4+ T cells to map host genes that either promote or restrict HIV infection. By optimizing infection rates to about 70%, they could perturb...

By GEN (Genetic Engineering & Biotechnology News)
April 20, 2025: Visiting Asteroid Donaldjohanson
NewsApr 21, 2026

April 20, 2025: Visiting Asteroid Donaldjohanson

NASA’s Lucy spacecraft performed a secondary flyby of main‑belt asteroid 52246 Donaldjohanson on 20 April 2025, capturing a continuous time‑lapse from roughly 1,600 to 1,100 km. The high‑resolution L’LORRII images revealed a peanut‑shaped contact binary about 8 km long and 3.5 km wide, larger than...

By Astronomy Magazine
Korean Govt Backs University Project to Develop Precision Fermentation Toolkit
NewsApr 21, 2026

Korean Govt Backs University Project to Develop Precision Fermentation Toolkit

South Korea’s science ministry has awarded Kookmin University a core‑research grant in the 2026 Basic Research Program to develop a genetic toolkit for the food‑grade yeast Candida utilis. The toolkit will enable precision‑fermentation processes that produce proteins, amino acids, vitamins...

By Green Queen
NASA IG Raises More Questions About Readiness for Human Lunar Landings
NewsApr 21, 2026

NASA IG Raises More Questions About Readiness for Human Lunar Landings

A NASA Office of Inspector General report warns that next‑generation spacesuits for Artemis and the International Space Station are unlikely to be flight‑ready until 2031, far past the agency’s 2028 lunar landing target. The review highlights Axiom Space as the...

By SpacePolicyOnline.com
Nektar’s Phase II Alopecia Extension Reveals Late Responders to IL-2 Therapy
NewsApr 21, 2026

Nektar’s Phase II Alopecia Extension Reveals Late Responders to IL-2 Therapy

Nektar Therapeutics reported results from a Phase II extension study of its interleukin‑2 (IL‑2) therapy for alopecia areata. The data revealed a subset of patients who did not respond initially but achieved meaningful hair regrowth after prolonged exposure, raising the...

By BioCentury
SpaceX Launches Final GPS III Satellite for the U.S. Space Force
NewsApr 21, 2026

SpaceX Launches Final GPS III Satellite for the U.S. Space Force

SpaceX successfully launched the final GPS III‑8 satellite, designated SV10 and named “Hedy Lamar,” for the U.S. Space Force on April 21, 2026. The Falcon 9 booster B1095, on its seventh flight, delivered the payload to medium‑Earth orbit and landed on the drone ship “Just...

By Spaceflight Now
Re-Evaluating the Effectiveness of Ultrabrief Pulse ECT: The Potential Role of (In)appropriate Seizure Threshold Titration
NewsApr 21, 2026

Re-Evaluating the Effectiveness of Ultrabrief Pulse ECT: The Potential Role of (In)appropriate Seizure Threshold Titration

In a recent correspondence, Meijer et al. challenge a new meta‑analysis that found ultrabrief pulse (UBP) electroconvulsive therapy (ECT) less effective than brief pulse (BP) ECT for depression. They propose that many UBP studies used inappropriate seizure‑threshold titration, delivering higher‑than‑intended stimulus...

By Nature (Biotechnology)