Posted Tue Feb 7, 2012 02:01 PM ET | 0
These animal fossils push back the date of the world's first animals another 100 million years. Read more

Posted by Jennifer Viegas Mon Feb 6, 2012 02:26 PM ET | 0
The love song of an extinct katydid that lived 165 million years ago has been brought back to life. Read more
Posted Fri Feb 3, 2012 02:48 PM ET | 0
A rare fossil shows that bat flies have been parasitizing the winged mammals for at least 20 million years. Read more

Posted by Jennifer Viegas Tue Jan 24, 2012 11:03 AM ET | 0
The winged dinosaur Archaeopteryx had at least some jet black feathers. Read more
Posted by Jennifer Viegas Thu Jan 5, 2012 08:45 AM ET | 0
A bustling thoroughfare 98 million years ago was a coastal plain full of waterways. Read more

Posted by Jennifer Viegas Wed Dec 21, 2011 09:45 AM ET | 0
Which evolved first -- heads or tails? Heads win, suggests new research. Read more

Posted Tue Dec 20, 2011 09:04 AM ET | 0
Roughly the size of a cow, the plant-eating animal had two tusks and a horny beak. Read more

Posted by Jennifer Viegas Mon Dec 12, 2011 09:39 AM ET | 0
With its saw-like teeth and sleek body, this voracious predator was equipped to rip flesh from prey. Read more

Posted by Jennifer Viegas Wed Dec 7, 2011 02:26 PM ET | 0
The over 3-foot-long marine predator sat at the top of Earth's first food chain. Read more
Posted by Jennifer Viegas Tue Dec 6, 2011 07:00 PM ET | 0
Microscopic 570-million-year-old fossils from China may represent the earliest evidence of animal life on Earth. Read more

Posted by Jennifer Viegas Mon Dec 5, 2011 04:56 PM ET | 0
In an odd twist, global warming may have helped scientists with the breakthrough needed to clone the elephant-like giant. Read more
Posted by Jennifer Viegas Fri Nov 18, 2011 07:00 AM ET | 0
Arctic life was tough on dinosaurs, with many not making it to their 20th birthday. Read more

Posted by Jennifer Viegas Wed Nov 16, 2011 07:23 AM ET | 0
A 70-million-year-old nest filled with the remains of baby Protoceratops gives clues to the dinos' early behavior. Read more

Posted by Jennifer Viegas Tue Nov 15, 2011 01:52 PM ET | 0
The bright colors of the 50-million-year-old moth may have served to warn off predators. Read more
Posted by Jennifer Viegas Tue Nov 8, 2011 02:06 PM ET | 0
About 49 million years ago, a mite decided to hitch a ride on a spider's head; then a blop of tree resin fell on them. Read more
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