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90-Million-Year-Old Dino Tracks Found On Resort Island
July 16, 2004 — During fieldwork conducted throughout the month of June, an international team of Canadian and Croatian paleontologists and geologists, led by Dr. Michael Caldwell of the University of Alberta in ... > full story -
Arctic Ozone Loss More Sensitive To Climate Change Than Thought
April 26, 2004 — A cooperative study involving NASA scientists quantifies, for the first time, the relationship between Arctic ozone loss and changes in the temperature of Earth's ... > full story -
NASA Successfully Launches Gravity Probe B
April 20, 2004 — Gravity Probe B — a NASA mission to test two important predictions of Albert Einstein's Theory of General Relativity — launched Tuesday, April ... > full story -
Dinosaur Fossil Record Compiled, Analyzed; 500 Or More Dinosaurs Possible Yet To Be Discovered
February 10, 2004 — A graduate student in earth and planetary sciences in Arts and Sciences at Washington University in St. Louis has combed the dinosaur fossil record from T Rex to songbirds and has compiled the first ... > full story -
Why Did Sabertooth Tigers Need Such Big Teeth?
January 13, 2004 — Cringe. That's what most people do when they look at fossils of the impressive, eight-inch-long canines of the now extinct sabertooth tiger, Smilodon fatalis. But Frank Mendel, a University at ... > full story -
Speedy Elephants Use A Biomechanical Trick To 'Run' Like Groucho
April 4, 2003 — A study published in the April 3 issue of Nature solves a longstanding mystery about elephant speeds by clocking the animals at 15 miles per hour. That's faster than reliable observations of 10 ... > full story -
Recent Dinosaur Discoveries In Utah And Wyoming
May 8, 2002 — Imagine a one-ton Big Bird à la Sesame Street, but instead of friendly “hands,” he has Freddie Claws. That’s basically what the Therizinosaurid dinosaur looks like that ... > full story -
Alligator's Bite Could Lift A Small Truck
March 28, 2002 — Picture the jaws of a 12-foot alligator clamping down on its prey. Now think of the jolt one would feel by tying a rope to a small pickup truck and trying to hold on after dropping it from the roof ... > full story -
Tyrannosaurus Rex Probably Could Not Run Fast, Scientists Say
February 28, 2002 — King of the Cretaceous, Tyrannosaurus rex stood on two powerful hind limbs and terrorized potential prey with its elephantine size and lethal jaws. The dinosaur was big and bad. But was it ... > full story -
New Species Clarifies Bird-Dinosaur Link
February 14, 2002 — The discovery and analysis of an early carnivorous dinosaur, Sinovenator changii, are clarifying the evolutionary relationship between dinosaurs and birds, according to a paper to be published in ... > full story
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