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Latest Science News

📅February 21, 2026 at 1:00 PM
Breakthroughs in quantum computing, JWST Uranus observations, Artemis II progress, and mantle earthquakes dominate today's top science news on Feb 21, 2026.
1

Rare Metal Alloy May Unlock Ultra-Fast Quantum Computers

Scientists at Norwegian University of Science and Technology identified NbRe alloy exhibiting triplet superconductivity properties, transmitting electricity and electron spin with zero resistance at 7 Kelvin. This could stabilize quantum computers and reduce energy use dramatically. Further verification by other groups is needed.Source 2

2

JWST Reveals Uranus's Upper Atmosphere and Magnetic Field Warping

James Webb Space Telescope mapped Uranus's ionosphere up to 5000 km above clouds, showing cooling temperatures around 426 K and auroral bands influenced by its tilted magnetosphere. This 3D view highlights energy dynamics in ice giants.Source 3

3

NASA Starts Countdown for Artemis II Second Wet Dress Rehearsal

Following a rocky first attempt, NASA initiated countdown for Artemis II's second fueling test after fixes to seals and filters. Agency leaders updated on progress toward crewed lunar mission.Source 1Source 5

4

First Global Map of Deep Mantle Earthquakes Unveiled

Stanford researchers created the first map of rare mantle earthquakes clustering in Himalayas and Bering Strait using advanced seismic wave analysis. These quakes may link crustal and mantle activity in Earth's earthquake cycle.Source 9

5

Exercise-Protecting Liver Protein Repairs Aging Brain Vessels

UCSF scientists found GPLD1, produced in liver during exercise, trims TNAP from blood-brain barrier cells, improving memory in aged and Alzheimer's mice even late in life. This mechanism could inspire drugs for brain rejuvenation.Source 10

6

Boeing Starliner Mishap Report Highlights Astronaut Risks

A report deemed the bungled Starliner mission the highest order mishap, endangering stranded astronauts. NASA addresses issues amid ongoing crew return efforts.Source 1

7

Microsoft Achieves 10,000-Year Data Storage on Glass

Microsoft's laser breakthrough enables storing data for 10,000 years on everyday glass, revolutionizing long-term archival storage.Source 1

8

Physics-Informed AI Algorithm Advances Climate Modeling

University of Hawaiʻi researchers developed an algorithm ensuring AI predictions in fluid dynamics and climate adhere to physical laws, even with sparse data, impacting engineering and renewables.Source 4

9

AI Framework Simulates High-Pressure Chemistry for Planets

New AI combines machine learning and quantum calculations to predict atomic bonding in extreme pressures like planetary cores, accelerating material discovery.Source 4

10

Discovery Reduces Risks of Immune Checkpoint Inhibitors

Cincinnati Children's team identified TNF from CD8 T cells as driver of myocarditis from cancer immunotherapies; blocking TNFR2 prevented heart inflammation in mice.Source 6

11

MIT AI Model Cuts Costs in Protein Drug Design

MIT's generative AI predicts protein folding and interactions accurately, streamlining development of drugs for cancer and genetic disorders.Source 4

12

Cancer Survival Hits 70% with Immunotherapy Advances

2026 statistics show five-year survival at 70%, with metastatic melanoma rising from 16% to 35% due to checkpoint inhibitors like anti-PD-1.Source 8