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.

The James Webb Space Telescope blasted off from a launchpad in French Guiana in 2021, before reaching a spot in orbit a million miles away. It soon began breaking cosmology.

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

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

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

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 ...

Some people in Ukraine weathered the harshest moments of the last ice age by creating shelters made partly of mammoth bones and tusks.

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

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.

A new material called multiscale reduced graphene oxide could mean faster charging and power delivery than traditional batteries allow.

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.