James Webb telescope takes emergency look at 'city-killer' asteroid 2024 YR4 ahead of close encounter in 2032 - By - Brandon Specktor - published - 31 March 25 - The James Webb Space Telescope has taken its first look at the near-Earth asteroid 2024 YR4 before a perilous close approach in 2032. The telescope confirmed Earth is safe, but the moon may still be in trouble.

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World's largest atom smasher makes 1st-of-its-kind 'beauty' particle discovery that could unlock new physics - By - Ben Turner - published - 31 March 25 - Why matter dominates over antimatter in our universe has long been a major cosmic mystery to physicists. A new finding by the world's largest particle collider has revealed a clue.

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In 'extremely rare' case, Michigan resident dies from rabies after receiving transplanted kidney carrying the virus - By - Jess Thomson - published - 31 March 25 - A Michigan resident has died from rabies following a kidney transplant at a hospital in Ohio. Investigations show that the donor had the virus when they died.

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Powerful X-class solar flare caught on camera erupting from sun's surface - By - Jess Thomson - published - 31 March 25 - A powerful X1.1-class solar flare was released by the sun on March 28, resulting in radio blackouts across North and South America

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AI models will lie to you to achieve their goals - and it doesn't take much - By - Alan Bradley - published - 31 March 25 - Researchers discover that the most advanced AI models may lie to their users when under pressure.

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Perseverance rover spots peculiar 'spider egg' rock on Mars - and scientists have no idea how it got there - By - Damien Pine - published - 29 March 25 - On March 11, NASA's Perseverance Mars rover spotted a mysterious rock made of hundreds of tiny spheres that resemble spider eggs. Studying its formation could help us look for fossilized remains of microbial life on Mars.

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China now has a 'kill mesh' in orbit, Space Force vice chief says - By - Josh Dinner - published - 29 March 25 - "That capability gap is significantly narrowed, and we've got to change the way we're looking at space, or that capability gap may reverse and not be in our favor anymore."

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Traumatizing AI models by talking about war or violence makes them more anxious - By - Drew Turney - published - 29 March 25 - A recent study exposing AI models to carefully designed prompts around trauma revealed they can get anxious, potentially affecting the conversation and having negative impacts on people who use such models to discuss their mental health.

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'Cosmic tornadoes', surprises from ancient Egypt and more. By - Pandora Dewan - published - 29 March 25 - Science news this week - March 29, 2025: Our weekly roundup of the latest science in the news, as well as a few fascinating articles to keep you entertained over the weekend.

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'Totally unexpected' galaxy discovered by James Webb telescope defies our understanding of the early universe - By - Skyler Ware - published - 28 March 25 - Scientists studying one of the earliest known galaxies using the James Webb Space Telescope have found that the universe's Era of Reionization may have occurred much earlier than previously thought.

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Scientists uncover 'inside-out, legless, headless wonder' that lived long before the dinosaurs - By - Skyler Ware - published - 28 March 25 - Fossils of 444 million-year-old creatures whose bodies were preserved "inside-out" have been discovered in South Africa.

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