Posted Tue Jan 31, 2012 10:07 AM ET | 0
It's easier to grow bigger in the sea with the water holding up your weight, say researchers. Read more

Posted Mon Dec 19, 2011 01:10 PM ET | 0
Quickly rising flood waters from Tropical storm Washi left nearly 900 people dead. Read more

Posted by Jennifer Viegas Fri Oct 7, 2011 01:12 PM ET | 0
The dogs' brains may have been used for ritualistic purposes by humans. Read more

Posted by Jennifer Viegas Thu Sep 1, 2011 02:00 PM ET | 0
The newly identified rhino, dating to 3.7 million years ago, shows many Ice Age animals first adapted to the cold in Tibet. Read more

Posted by Jennifer Viegas Wed Jul 6, 2011 12:24 PM ET | 0
The 32,000-year-old human remains reveal incriminating cut marks on the bones. Read more

Posted by Jennifer Viegas Mon Jun 27, 2011 09:34 AM ET | 0
Around 8,000 years ago, prehistoric hunters killed an aurochs and their grilling techniques were frozen in time. Read more

Posted by Jennifer Viegas Wed Jun 22, 2011 06:12 AM ET | 0
The first known art object from America is a 13,000-year-old carving of a mammoth on mammoth bone. Read more

Posted Mon Jan 17, 2011 02:59 PM ET | 0
The long-extinct pachyderm could be back to life in five years time. Read more

Posted by Jennifer Viegas Thu Nov 25, 2010 02:01 PM ET | 0
With the dinosaurs out of the way, mammals had their run of the planet. Read more

Posted Mon Jun 21, 2010 12:30 PM ET | 0
The prehistoric monster will be analyzed, treated for germs and eventually placed on display. Read more

Posted by Jennifer Viegas Mon May 24, 2010 03:00 PM ET | 0
Scientists devise an accurate method of determining the body temperatures for extinct animals, including woolly mammoths and eventually even dinosaurs. Read more

Posted Sun May 23, 2010 02:46 PM ET | 0
As massive grazing animals were killed off by early human hunters, methane levels dropped, contributing to a chilling planet. Read more

Posted by Larry O'Hanlon Mon May 3, 2010 12:03 PM ET | 0
Bacteria reprogrammed with 43,000-year-old mammoth DNA reveal clues to how the extinct mammals survived extreme cold. Read more

Posted Wed Mar 31, 2010 12:00 PM ET | 0
One of the potential culprits has been ruled out, but the debate rages over what killed off the last mammoths. Read more

Posted Fri Nov 20, 2009 12:09 PM ET | 0
About 15,000 years ago, some of the largest mammals in North America disappeared off the face of the Earth. Read more

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