Humanity faces greater existential threats than it did during the Cold War, according to the Bulletin of Atomic Scientists
If you have the right vantage point, a rainbow might look circular. Here's the science behind why some rainbows look like arches and others don't.
Using a technique to study seismic waves, researchers revealed a previously unknown magma chamber underneath a the Kolumbo submarine volcano.
The characteristic zigzag pattern of lightning is caused by a highly conductive form of oxygen that builds up as the bolt travels toward the ground.
If these organisms are eating viruses in nature, it could change the way scientists think about global carbon cycling.
Scientists say excessive water use is to blame, with 74% of diverted lakewater being used for unsustainable agricultural practices
A type of crystal that breaks the rules of ordinary crystallography has been found in a tube of melted sand from Nebraska.
The formation of the Bering Land Bridge connecting Asia to North America occurred much later than experts thought.
A number of amazing shots of Earth were captured from space in 2022. Here are some of our favorites.
A large number of scientific discoveries emerged from Earth's most southerly continent this year. Here are some of our favorites.
Earth's climate is warming dramatically, and the signs are all around us, from vanishing glaciers to zombie viruses awakening in melting permafrost.
Coal takes tens if not hundreds of millions of years to form; it all starts with living plants that eventually fossilize.
What happens during the winter solstice? Here's why this day is the shortest day of the year, with the fewest hours of daylight. The winter solstice falls on Dec. 21 or 22 every year in the Northern Hemisphere.
Scientists are getting a better handle on how fast Greenland's ice is flowing out to sea. Old models that used Antarctica as a baseline were way off the mark.