The James Webb Space Telescope snapped its sharpest image of the area around a black hole, solving a long-standing galactic mystery.
Astronomers have confirmed the earliest barred spiral galaxy in the universe, a Milky-Way-like structure that existed just 2 billion years after the Big Bang.
The James Webb telescope's search for habitable exoplanets is getting a big boost from its new star-watching companion, Pandora.
Earth from space A 2020 satellite photo shows the immense power of 7-story waves crashing along the Portuguese coast. Later the same day, a surfer rode a 101-foot-tall wave at Nazaré, setting a new world record.
In 2025, the ocean absorbed an extra 23 zettajoules of heat energy in 2025, breaking the ocean heat content record for the ninth consecutive year.
Trump's calls for a takeover of Greenland puts open scientific collaboration that is helping our understanding of the threat of global sea-level rise at risk.
From high-wind forecasts and wildfire behavior to floods, aviation hazards, air quality and space weather, science developed at the National Center for Atmospheric Research informs decisions that aim to reduce risk.
The hand stencil is more than 1,000 years older than the previous earliest evidence of rock art.
The 1,400 year-old "sand burials" of two people and a horse were found near a nuclear power plant construction site in the U.K.
A novel biochemical analysis of a Renaissance medical text has successfully recovered centuries-old proteins that might be from lizards and hippos.
A pet cow in Austria started using a broom to scratch herself — the first ever documented case of bovine tool use.
Cheetahs vanished from Saudi Arabia half a century ago. Now long-dead mummified big cats may help herald their return.
The 2026 breeding season for endangered kākāpō could produce the most chicks in decades.
More than 14,000 years ago, a wolf pup ate a piece of woolly rhino. Scientists have analyzed the rhino's DNA to figure out why it went extinct.
A woman developed psychosis, and her symptoms escalated rapidly, prompting clinicians to retrace the events leading up to her hospitalization.
People with color blindness may be less able to spot an early sign of bladder cancer, making them likelier to be diagnosed later, a study suggests.
Near-weightless conditions can mutate genes and alter the physical structures of bacteria and phages, disrupting their normal interactions in ways that could help us treat drug-resistant infections.
Flu season in the U.S. is particularly bad this year, and a new branch of the flu family tree may be to blame.
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As AI-generated images and videos become more common, Indigenous people are increasingly concerned about digital forms of cultural appropriation and blackface.
Our best models of the cosmos don't add up — but that could change if the universe is actually made of a viscous 'fluid,' a new paper suggests.
Sophie Germain was a brilliant, self-taught mathematician who won one of France's most prestigious prizes, yet she declined to attend the award ceremony because the committee members didn't respect her work.
In a short talk at Caltech, physicist Richard Feynman laid out a vision of manipulating and controlling atoms at the tiniest scale. It would precede the field of nanotechnology by decades.
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