Nearly 30 years ago, Robin Ward was a passenger on the back of a motorcycle traveling near Bryce Canyon, Utah, when she was ...

The fossilized leg bone of a giant “terror bird” discovered in Colombia provides new insights into ancient South American ...

The fossilized leg bone of the terror bird went unidentified for almost 20 years. Nearly 12 million years ago, the largest ...

A 12-million-year-old fossil has revealed what may be the largest known "terror bird" ever found, according to paleontologists.

Researchers confirm the terror bird fossil 20 years after its South American discovery, comparing the creature to a massive, ...

While past terror bird fossils placed the meat-eating birds at 3 to 9 feet tall, new findings suggest that some were even ...

As the Earth faces unprecedented climate change, a look into the planet's deep past may provide vital insights into what may ...

The mostly flightless, meat-eating dinosaur descendents were the size of dogs at their smallest, but the largest known ...

The fossil was on display in a museum, but unlabeled and hidden right under paleontologists’ noses for 20 years.

The discovery of a Phorusrhacid fossil in Colombia — the northernmost find of its kind — indicates that these giant predatory ...

Researchers including a Johns Hopkins University evolutionary biologist report they have analyzed a fossil of an extinct ...

A veterinarian explains that while cats aren't liquid, their skeletal structure affords them incredible flexibility to hunt, ...