A satellite photo from July shows intricate snowy stripes painted across the Atacama Desert in Chile. The icy weather temporarily put the Atacama Large Millimeter/submillimeter Array (ALMA) ...

Over a century ago, anthropologist Raymond Dart chipped an ancient skull out of some rock from an ancient quarry — and revealed the face of an ancient human relative.

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

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

The study suggests the tests could save lives by catching cancer at earlier stages, when it's more easily treated. It predicted that, over a decade of use, MCEDs could reduce stage IV cancer diagnoses ...

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

Earth's seasons look very different at locations not far from each other, 20 years' worth of satellite data reveals. Earth's seasonal cycles can vary dramatically across short distances, even at the ...

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.

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

Recent fossil finds could mean that "Lucy" wasn't our direct ancestor, some scientists say. Others strongly disagree.

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

For the first time, scientists have created detailed, 2D maps of the sun's outermost atmosphere. This feat was accomplished ...