This Just In
Canine celebrities put their paws on the line to protect the White House.
A fossil tusk rescued from the sea proves mammoths swam to Southern California's Channel Islands much earlier than thought.
Here are some of the animals--both on sea and on land--that existed during this mega-sized shark’s heyday.
Green anole handles arrival of an invasive competitor by making better toes in a mere 20 generations.
With fangs and the first sawlike teeth on Earth, the biggest predator in the swamps of the early Permian Period ate anything it wanted.
If you want to see a cat totally lose its mind with drug-addled pleasure, give it a catnip treat. What's going on chemically that turns our feline friends into college dorm room stoners? Tara explains.
Veteran photojournalist captures the fierce hunters in a quiet moment that harkens back to a bygone era for the big cats.
A dinosaur nicknamed Horrible Hands turns out not to have been so horrible, but it sported a suite of unusual features including a humpback, super long arms and sink-proof legs.
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