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Tech Xplore / New gel electrolyte points to stronger, safer anode-free lithium batteries

Researchers at Columbia Engineering have developed a new gel electrolyte that both improves the lifetime and safety of anode-free lithium batteries, an emerging battery architecture that could dramatically boost energy density ...

Feb 19, 2026 in Engineering
Phys.org / Novel bacteria discovered in Florida's stranded pygmy sperm whales

Pygmy sperm whales (Kogia breviceps) are among the ocean's most enigmatic inhabitants—rarely seen and largely unstudied. They live far offshore in small groups, diving in search of squid and fish. Their quiet behavior and ...

Feb 19, 2026 in Biology
Phys.org / The cooling system that lets bees beat the heat when hovering

To stay in the air when hovering over a flower, bumble bees continually flap their wings rapidly, a metabolic process that generates a massive amount of internal heat. Their flight muscles work so intensely that they can ...

Feb 18, 2026 in Biology
Medical Xpress / Second pregnancy uniquely alters the female brain, study shows

Researchers at Amsterdam UMC have discovered that a second pregnancy alters the female brain. Previous research from the same group had already demonstrated the impact of a first pregnancy on the female brain. The new results ...

Feb 19, 2026 in Obstetrics & gynaecology
Medical Xpress / Blood test 'clocks' can predict when Alzheimer's symptoms will start

Researchers at Washington University School of Medicine in St. Louis have developed a method to predict when someone is likely to develop symptoms of Alzheimer's disease using a single blood test. In a study published in ...

Medical Xpress / 'The munchies' are real and could benefit those with no appetite

The urgent onset of "the munchies" after cannabis use isn't imaginary—it's a cognitive response that occurs regardless of sex, age, weight or recent food consumption and could offer clues to help people struggling with ...

Feb 19, 2026 in Health
Tech Xplore / 'Learn-to-Steer' method improves AI's ability to understand spatial instructions

Researchers from the Department of Computer Science at Bar-Ilan University and from NVIDIA's AI research center in Israel have developed a new method that significantly improves how artificial intelligence models understand ...

Feb 19, 2026 in Computer Sciences
Phys.org / CT scans help detect ancient earthquakes in Hamilton Basin

In a world-first use of medical imaging technology, scientists have revealed the earthquake-generating potential of faults in the Hamilton and Hauraki areas. The study shows that hidden geological faults in Hamilton city ...

Feb 19, 2026 in Earth
Tech Xplore / Parking-aware navigation system could prevent frustration and emissions

It happens every day—a motorist heading across town checks a navigation app to see how long the trip will take, but they find no parking spots available when they reach their destination. By the time they finally park and ...

Feb 19, 2026 in Computer Sciences
Medical Xpress / People prefer the empathy of humans, but rate 'fake' AI empathy higher

Artificial Intelligence (AI) agents, particularly the large language models (LLMs) underpinning the functioning of ChatGPT and other popular conversational platforms, are now used daily by millions of people worldwide. As ...

Feb 18, 2026 in Psychology & Psychiatry
Phys.org / First-ever shark recorded in Antarctic waters filmed at 490 meters in near‑freezing water

An ungainly barrel of a shark cruising languidly over a barren seabed far too deep for the sun's rays to illuminate was an unexpected sight.

Feb 18, 2026 in Biology
Medical Xpress / A more accurate measure of calories burned: Model interprets leg motion as expended energy

Though it might feel great to finish a workout and see "calories burned" pop up on your smartwatch, that number is often surprisingly inaccurate, with estimated error rates of 30%–80%. The watch's software makes its best ...