Watch live the NASA Social on International Space Station science.

A research team has successfully drilled through 800 meters (2,600 feet) of Antarctic ice to reach a subglacial lake and retrieve water and sediment samples that have been isolated from direct contact with the atmosphere for many thousands of years.

Eric the Viking was so impressed by the fertile Fjord landscape of Greenland that he gave the island the name of “Greenland”. Was Greenland then, in the year 982, ice free?

It's in the air but no one knows exactly what it is.

Radiocarbon dates of tiny fossilized marine animals found in Antarctica's seabed sediments offer new clues about the recent rapid ice loss from the West Antarctic Ice Sheet.

The first core of transparent white bubble-rich lake ice, 2 meters long, was obtained on January 10 at a depth of 3,406 meters.

Some settlements along the banks of the Amazon river are home to the Peruvian Israelites - a religious movement resting on the idea that the end is near and only those who believe will be saved. "All the signs are there," members told ExWeb a few weeks back, recounting a few space facts for proof. A

"Historical scientists and their importance to society - What moves a person to give up everything in defense of truth?" This question is posed at CarlSagan.com, and that's why we love the guy.Sagan chose a number of ancient pioneers (check below), for their integrity and courage. It's eer