The giant mountain goat with red, glowing eyes is the best-kept secret on Buckley Space Force Base.

Scientists have unearthed a remarkable fossil of a gorgonopsian, a saber-toothed predator they believe to be the oldest ever discovered.

In the fall of 1918, hundreds of U.S. infantrymen found themselves surrounded by German forces in northern France’s Argonne ...

There’s actually a rich diversity of pupil shape in the animal kingdom. Cats have vertical slits that are great for being an ...