Chariklo's rings changed between 2017 and 2022, the inner one denser and the outer one fading, and an unseen moonlet may be ...

In an oddly shaped chamber, waves usually scatter into chaos. Inside one unusual material, they settle onto the same stable ...

Adding a blood test to routine screening found about 6.5 times as many cancers in adults over 50, including many at an early stage.

Mysterious seashell fossils beneath the North Sea may be the vomit of ancient plesiosaurs that hunted offshore during the ...

AI chatbots recommended that a patient with sleep apnea symptoms see a specialist, except when the patient resisted or made ...

The shape of the ocean floor alone can sustain major ocean currents and climate patterns, even in a simulated Earth with ...

Astronomers caught gas from a giant star falling onto a neutron star at over 335,000 mph, revealing how each burst of ...

Chilling ice to minus 76 degrees Fahrenheit cracked it off metal, and how fast a surface carries heat decided the outcome.

A volcano that has been silent since about 1550 began erupting after a big quake. A radar satellite recorded its lava spreading, twice every 12 days.

Due to the accelerating pace of AI development, Neanderthal de-extinction may become technically possible within years.

High-dose vitamin D was linked with higher thinking scores in people with sleep problems and mild cognitive impairment.

Scientists just named a bright orange killifish found in the Amazon, but the places it is known from are already damaged by ...