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Polar ice melting now largest contributor to sea level rise
Polar ice sheets are contributing to global sea level rise more than mountain glaciers and ice caps, from a new study. It's happening sooner than predicted.
March 8, 2011
How fish help create seafloor sediments
Fish ingest sea water and later excrete it as fine-grained carbonates, now known to make up a substantial portion of sea floor sediments.
March 8, 2011
Recent growth in Antarctic marine life discovered
Robert Falcon Scott and his team did not reach the South Pole first. But their expeditions have let scientists analyze a century's worth of Antarctic marine seabed data.
March 6, 2011
How does Earth keep its atmosphere?
Earth's atmosphere is an extremely thin skin surrounding our planet. What force keeps it from flying off into space?
March 5, 2011
How Antarctica ice forms turned upside down
New research by scientists at Columbia University’s Earth Institute indicates that some Antarctic ice Is forming from the bottom up.
March 3, 2011
Earthquake in a wheelbarrow
Watch this video created by a survivor of the February 2011 earthquake in Christchurch, New Zealand.
March 3, 2011
Black squirrels are mutants, but not thugs
Not all squirrels are gray. Black squirrels are just like Eastern gray squirrels, except with more fashionable genes.
March 3, 2011
Wild candid cameras capture animals at home
Cameras triggered by motion control sensors are a great way to capture photos of wild animals without being too intrusive in their habitat.
March 2, 2011
Thunder Thighs is the nickname for a new dinosaur
A new dinosaur species discovered in Utah has been nicknamed "Thunder Thighs" for its enormously powerful thigh muscles.
March 1, 2011
First breathable atmosphere 500 million years ago
Large amounts of oxygen released by ocean plankton made breathable atmosphere on Earth for the first time in history. This happened about 500 million years ago.
March 1, 2011
