Rise in Temperatures and CO2 Follow Each Other Closely in Climate Change
The greatest climate change the world has seen in the last 100,000 years was the transition from the ice age to the warm interglacial period.
New Clues to the Early Solar System from Ancient Meteorites
Washington, D.C. — In order to understand Earth's earliest history–its formation from Solar System material into the present-day layering of metal core and mantle, and crust–scientists look to meteorites.
Satellites See Unprecedented Greenland Ice Sheet Surface Melt
For several days this month, Greenland's surface ice cover melted over a larger area than at any time in more than 30 years of satellite observations. Nearly the entire ice cover of Greenland, from its thin, low-lying coastal edges to its two-mile-thick center, experienced some degree of melting at its surface, according to measurements from […]
An Earthquake in a Maze
Caltech researchers provide highest-resolution observations yet of the complex 2012 Sumatra earthquake