tyrannosaurus rex
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Dinosaurs Lived In a Tyrannosaur-Eat-Tyrannosaur World, Researchers Say
New tyrannosaur bones suggest that the large carnivores may have also resorted to cannibalism in times of need.
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U.S Severe Weather Threats: Isolated Tornadoes, Hail to Continue This Week; Dangerous Travel Possible
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Climate Change is Reducing Dust Levels Worldwide as Arctic Temperature Warms [Study]
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Tsunami Hazard Zones: New US Map Shows Places at Risk of Flooding and Tsunamis Amid Rising Sea Levels [NOAA]
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Emperor Penguins Face Harsh Reality as Ice Melt Leads to Record Chick Mortality
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Shrinking Ozone Holes in Antarctica Threatens Breeding Season of Seals, Penguins Due to UV Exposure
