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Top story NASA's Swift Observatory reenters Earth's atmosphere after 22 years, no confirmed damage

The 22-year-old gamma-ray burst hunter made an uncontrolled reentry after a rescue or boost mission proved infeasible, with NASA monitoring debris and space agencies in Korea and India ruling out risk to their territories.

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NASA asks industry for ideas to save Hubble from atmospheric drag and uncontrolled reentry

Hubble remains scientifically productive but is slowly losing altitude, prompting NASA to solicit commercial proposals to extend its mission beyond its projected 2030s reentry.

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Study: all five DNA and RNA nucleobases found in samples from asteroid Ryugu

The detection of all five genetic letters in pristine asteroid material strengthens evidence that life's building blocks formed in space.

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Ancient DNA study traces origins of English, German and Scandinavian languages

Genetic data is used to reconstruct the population history behind the spread of the Germanic language family spoken by hundreds of millions today.

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Europe's Hera probe gets first clear view of asteroid Dimorphos after DART impact

The planetary defense spacecraft can now resolve the two bodies of the Didymos system as it closes in to study the aftermath of NASA's 2022 asteroid deflection test.

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WHO says six climate and health measures could save 1.6 million lives a year

The World Health Organization estimates the measures would also generate trillions of dollars in economic benefit.

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New AI-identified natural molecule suppresses appetite without Ozempic-like side effects

Stanford researchers report an AI-discovered compound that promotes fat loss in animals and may offer a weight-loss treatment with fewer digestive side effects.

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Satellite boom is a growing threat to space telescopes, NASA study finds

A NASA study warns that proliferating commercial satellites are increasingly interfering with space-based astronomy observations.

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SCOTUS-adjacent: Australia's under-16 social media ban faces high court challenge

A year after Australia became the first country to ban under-16s from social media, a legal challenge argues the policy is unconstitutional as most observers say it is not working.

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Large Hadron Collider finds evidence of quark-gluon plasma in small collisions

CERN data suggests even relatively small atomic collisions can recreate the Big Bang matter state known as quark-gluon plasma.

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New Delhi air pollution hits more than 30 times WHO daily limit

Monitor data showed toxic air in India's capital surging well past recommended limits, a recurring winter public health crisis.

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Study finds death rates at ICE detention facilities raise health standard concerns

An ABC News-reported study examines mortality in immigration detention and questions health standards.

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