This suggests the dinosaurs hunted different prey at various stages of life. The faster juvenile T. Rexes probably chased ...

Only one specimen of Alcovasaurus has ever been found, named for the tiny Wyoming town of Alcova, where it was discovered ...

Before pythons and anacondas, 47-foot giants slithered through steamy rainforests. These prehistoric snakes redefined what ...

Legacy of Monsters. Could humans actually stop him, or even survive? We spoke to the experts to find out. When you purchase through links on our site, we may earn an affiliate commission. Here’s how ...

Coloring Mandalas Feb. 27 MEEKER | Coloring Mandalas, use the cover of your current read to pick the colors used in your mandala, or just come and color with friends. For teens and tweens, from 3-5 p.

Scientist Kirk Johnson, director of the Smithsonian Museum of Natural History, and artist Ray Troll will share their adventures and fossil and dinosaur-themed books in a presentation February 24 at ...

The fossils belong to Spinosaurus mirabilis, a meat-eating dinosaur that lived about 95 million years ago and measured roughly 40 feet long. Its most visible feature was a 20-inch scimitar-shaped bony ...

A new study suggests features in the prehistoric creature's mouth helped it eat more efficiently, giving the species the energy needed to go airborne ...

A stamp celebrating America's 250th anniversary will feature the 1923 engraving of a Montana bison imposed over an image of a Yellowstone National Park bull captured by a Livingston photographer.

“DNA is much easier to find in the ‘soft parts’ of an animal – their organs, blood vessels, nerves, muscle and fat,” ...

A flexible tongue, sensitive beak and teethlike cones in the mouth may have helped Archaeopteryx generate enough energy to fly.

These creatures are so fragile that the moment they are pulled out from the water, they collapse and disappear.