A new computational model suggests that Uranus' and Neptune's cores may be less icy than their "ice giant" nickname suggests.

Scientists have reconstructed the head of an ancient human relative from 1.5 million year-old fossilized bones and teeth. But the face staring back is complicating scientists' understanding of early ...

Here are 10 major findings about human ancestors and our close ancient relatives that scientists announced in 2025. A handful of teeth found at the Ledi-Geraru site in Ethiopia suggest that diverse ...

The manumea, a critically endangered ground pigeon and one of the closest living dodo relatives, has been spotted multiple times in a remote Samoan rainforest.

Scientists in Paris discovered two new substances with incredible radioactivity. It earned them the Nobel Prize in Physics but would ultimately kill one of them.

Scientists using the James Webb telescope observed a distant exoplanet with an atmosphere of soot and diamonds, challenging all explanations.

The oldest sediment DNA discovered so far comes from Greenland and is 2 million years old.

NASA's Mars Reconnaissance Orbiter spacecraft has just taken its milestone 100,000th photo of the Red Planet using its ...

This mash-up of data from the James Webb Space Telescope and the Chandra X-ray Observatory reveals two galaxies mid-collision ...

A double explosion, in which a dying star split, then recombined, may be a long-hypothesized but never-before-seen "superkilonova." ...

"Further follow-up at 3 and 6 months showed complete resolution of hypertension and a complete recovery from the stroke with ...

A 2,000-year-old palace in the Republic of Georgia and a 1,500-year-old church in Iraq suggest Zoroastrians coexisted with people of other religions.