More than 66 million years ago, Mexico was home to numerous species of dinosaurs, some of them as terrifying as T. rex.

Starting January 31, the Museum of Idaho invites visitors to step far deeper into prehistory with the opening of Life Before ...

At first glance, this mammal looks like a horse gone terribly wrong. But, in reality, Chalicotherium is far from a botched ...

Earth looked much different not just millions, but even decades and centuries ago. Many animal species that once existed are ...

Discovered during excavations at Boxgrove in West Sussex, the ancient hammer is among the oldest elephant bone tools ever found. Dated to 480,000 years ago, it’s more than 30,000 years older than any ...

A paper published last year in the Journal of the Royal Society Interface described a feather as a masterpiece of engineering ...

When considering the fastest animals on Earth, size seems like it should matter. Yet the cheetah, weighing around 50 ...

Six bison released onto prairie in Kane County carry the weight of interwoven hopes: that they can heal both the land and the ...

An ancient predator’s stomach held a secret scientists weren’t expecting. The rhinoceros story just got a new ending.

But in Romania, the towering mammal has been locally extinct for centuries. That’s why scientists were blown away by a recent ...

Some places don’t look real until you’re standing inside them. The air feels different. The light behaves oddly. Your phone ...

The white-tailed deer is one of the most abundant deer in the United States. Native to all but a handful of states, it has ...