For decades, scientists puzzled over two key climate mysteries. What sparked the formation of Earth’s vast ice sheets during ...

Scientists are rethinking what we knew about a vanished ice sheet — and that could spell trouble for New York City.

Matthew Burtner speaks at Smithsonian magazine's 2015 Future Is Here Festival More about: Innovation National Treasure: The History of the Lie Detector This British Castle Still Has a Functioning ...

Although the exact causes for ice ages, and the glacial cycles within them, have not been proven, they are most likely the result of a complicated dynamic interaction between such things as solar ...

Gray whales, a signature of the Washington coast, are dying by the thousands, victims of declines in Arctic sea ice.

In this lesson: Students build on these ideas by creating a physical model of the water cycle. Students use water, ice, and plastic wrap to model the ocean and cold upper atmosphere. Students use ...

These are known as the citric acid cycle or Krebs cycle. It is a mystery whether this is something that life developed or if it was simply co-opted from something that did not need life to exist.

Studies have suggested large changes in sea level (up to 35 m) across D-O cycles (Siddall et al. 2003) due to the melting of continental ice sheets. Therefore, abrupt topographic changes in ...

Matthew Burtner speaks at Smithsonian magazine's 2015 Future Is Here Festival Take a Look Inside One of the Most Unusual Vehicles Ever Vint Cerf: Internet Is EvolvingA Glimpse at 2016-2036 Tony ...