Here's why nuclear bomb explosions lead to a mushroom-shape cloud.
An asteroid about as long as the Great Pyramid of Giza is tall will make a "close" approach with Earth on Sunday (July 25), according to NASA calculations.
A superconductor is a material that achieves superconductivity— a state of matter that has no electrical resistance and does not allow magnetic fields to penetrate.
NASA has released striking satellite images of wildfire smoke clouds covering vast swaths of the U.S., from the West Coast all the way to the Atlantic Ocean.
People infected with the delta variant of the novel coronavirus may be carrying more than a thousand times more virus particles, according to an early new study.
Plans for thorium reactors have been around since the 1940s, but Chinese scientists believe they are finally close to creating a working prototype.
Earth is spherical, but what would happen if the Earth were flat? We explore some of the bizarre implications of a flat world which would make life as we know it virtually impossible.
Acclaimed horror director Eli Roth has a new documentary on a horrific subject: the shark finning trade.
Scientists used two years of marsquake data to map the interior of the Red Planet for the first time ever.
Researchers have documented chimpanzees killing gorillas for the first time. The two fatal attacks were caught on film at a national park in Gabon, Central Africa.
Wild cockatoos have figured out how to open garbage can lids, and the practice is spreading due to social learning.
NASA's Perseverance rover is about to collect its first Martian rock sample, and hold onto it until future missions can bring it back to Earth.
The submerged remains of a Roman road have been found on the seafloor of the Venice lagoon, along with archaeological structures that are thought to be what's left of a dock and settlements.
Some of Hawking's theories revolutionized the way we view the universe, but others still leave scientists scratching their heads.