Rare clouds that give off bright, multi-colored light like an aurora were recently spotted at multiple locations in the Arctic. But what causes them?
Former bug-eating plants, which evolved to feed on animal droppings instead, have a more nutritious diet than their carnivorous cousins, a new study finds.
There are different types of squalls, including a sudden windy cold front and a short-term burst of heavy snow and wind.
The amount of energy released in an earthquake is controlled by how much of the crust breaks. The good news is, we're not likely to see a magnitude 10.
Reference The effects of global warming will be far-reaching and often devastating, scientists have warned.
A handful of regions around the world regularly unleash terrifyingly large earthquakes. Here are the 20 largest earthquakes on record.
Antarctica is the coldest, windiest, driest continent on the planet, and researchers are still discovering many of its secrets. Find out some of the most interesting facts about the southernmost continent.
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.