Satellite imagery has revealed that 2 of the fastest-changing glaciers in Antarctica - Pine Island and Thwaites - are fracturing and weakening faster than ever, a step towards the glaciers' disintegrating and causing sea levels to rise dramatically.

Today, most life on Earth is supported by oxygen. But ancient microbial mats existed for a billion years before oxygen was present in the atmosphere. So what did life use instead?

In the Smoky Mountains, thousands of fireflies flash in unison. Researchers want to know how.

The ice-covered Grímsvötn volcano produced an unusually large and powerful eruption in 2011. Now, says this volcanologist, there are clear signs that Grímsvötn is getting ready to erupt again.

New research suggests that a series of huge volcanic eruptions, 233 million years ago, led to a mass extinction event that heralded the dawn of the dinosaurs.

Some of the most painful stings come from tarantula hawk wasps, warrior wasps, and bullet ants.

On September 15, 2020, Arctic sea ice reached its annual minimum extent, the 2nd-lowest on record. The Arctic region in general is warming 3 times faster than the rest of the planet.

In Chinese thought, autumn is with the direction west, considered to be the direction of dreams and visions.

Data from ESA's Copernicus Sentinel-2 satellite help climbers negotiate a treacherous glacier on the route to Mt. Everest's summit.

Several new studies released in recent weeks paint a dire picture of the ongoing melting of Earth's freshwater ice sheets and glaciers, 99% of which are found in Greenland and Antarctica.