Earth

The cryovolcanic "centaur" comet 29P/Schwassmann-Wachmann has erupted four times in less than 48 hours, becoming unusually bright in the process. It is the most powerful outburst from the city-size oddball in more than three years.

New evidence found in the Rocky Mountains of Colorado supports the notion that Snowball Earth was indeed a global phenomenon.

Earth observation technology is set to play a larger role in how agencies respond to natural disasters and weather events.

Rafael made landfall in Cuba Wednesday (Nov. 6), and NOAA's GOES satellites have been monitoring the storm every step of the way.

A new species of tardigrades with thousands of genes that become more active when exposed to radiation could help in devising better protection for astronauts on long missions.

Valencia was particularly hard-hit.

Leading climate scientists ring alarm bell on key Atlantic Ocean current collapse in open letter.

Geoenvironmental scientist Hiroto Nagai used publicly available climate data from the North and South poles to compose an ominous-sounding chamber music piece.

A recent satellite image captured the reemergence of a unique, UFO-like cloud, known as the "Taieri Pet," which appears above New Zealand's South Island when conditions are just right.