Tyrannosaurus : Discovery News

Why Dinosaurs Were So Huge

Posted by Jennifer Viegas Tue Jan 31, 2012 07:00 PM ET | 0

What allowed dinosaurs to get so big? A few factors were at play, including bird-like lungs, egg-laying and less need to chew. Read more

Fearsome Dino Had Funny Arms

Posted by Jennifer Viegas Wed Jan 11, 2012 02:00 PM ET | 0

The ferocious predator had arms that were equal parts Popeye and Barbie. Read more

Pre-Dino Subterranean World Discovered

Posted by Jennifer Viegas Tue Sep 13, 2011 07:26 AM ET | 0

Life on Earth 240 million years ago flourished in the seas, on land, and in intricate underground burrows. Read more

Enormous Bird Lived Alongside Dinosaurs

Posted by Jennifer Viegas Tue Aug 9, 2011 07:00 PM ET | 0

It's the second known large avian from the dinosaur era, adding to the list of birds that lived alongside dinosaurs. Read more

Did Dinosaurs Hibernate?

Posted Mon Aug 8, 2011 02:35 PM ET | 0

New analysis suggests they didn't but instead managed to plod on through frigid Antarctic winters. Read more

Triceratops Was Last Dinosaur Standing

Posted by Jennifer Viegas Tue Jul 12, 2011 07:00 PM ET | 0

The 65 million-year-old find suggests a meteor may have wiped out the dinosaurs in a sudden catastrophic event. Read more

Big Dinos Stayed Cool

Posted by Jennifer Viegas Thu Jun 23, 2011 02:00 PM ET | 0

It turns out huge sauropods had a similar body temperature to humans -- paleontologists thought they would have been much hotter. Read more

Giant Fish-Eating Dino Once Roamed Outback

Posted Wed Jun 15, 2011 01:19 PM ET | 0

This massive dinosaur was among the biggest of all the predatory dinosaurs and made T. rex look puny. Read more

New Dino May Be World's Smallest

Posted by Jennifer Viegas Fri Jun 10, 2011 11:39 AM ET | 0

This dinosaur may be pint-sized, but it was still a predator. Read more

Dinosaurs May Soon Go Extinct—Again

Posted by Jennifer Viegas Tue May 17, 2011 03:01 PM ET | 0

Certain dinosaurs may have only existed in the minds of paleontologists. Read more

Toddler Tyrannosaur Redefines 'Terrible Twos'

Posted by Jennifer Viegas Mon May 9, 2011 03:00 PM ET | 0

No helpless child, this juvenile dinosaur didn't have to rely on mom and dad for a meal. Read more

Dinosaurs That Loved the Nightlife

Posted Thu Apr 14, 2011 02:01 PM ET | 0

Flying pterosaurs and other dinosaurs prowled around at night, suggests new research on the shapes of these animals' eyes. Read more

Huge New Dinosaur Was Cousin of T. rex

Posted by Jennifer Viegas Thu Mar 31, 2011 03:58 PM ET | 0

Paleontologists find one of the largest-ever carnivorous dinosaurs who was also a cousin of Tyrannosaurus rex. Read more

T. Rex Is Still King

Posted Wed Jan 26, 2011 11:01 AM ET | 0

No shameless scavenger, T. rex was six tons of teeth, muscle and sinew -- a born hunter. Read more

One-Clawed Dino Was Early T. Rex Relative

Posted Tue Jan 25, 2011 09:43 AM ET | 0

The tiny, bug-eating dinosaur is the only one of its kind known to have just one finger. Read more

Tyrannosaurus