Dinosaurs
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Oldest African dinosaur ever found unearthed in Zimbabwe
By Joanna Thompson last updated
Meet Mbiresaurus raathi, the oldest African dinosaur (and one of the world's earliest) whose neighbors lived in Brazil.

Did the asteroid that wiped out the dinosaurs have a sibling? Crater in West Africa hints maybe.
By Stephanie Pappas published
A 66 million-year-old impact crater has been discovered off the coast of West Africa, raising questions about just how many deadly space rocks the dinosaurs had to deal with.

'Very weird' ankylosaur's tail looked like an Aztec war club
By Laura Geggel last updated
Paleontologists in Chile have found the remains of an ankylosaur that represents a new dinosaur lineage.

Small, prickly dinosaur discovered in South America reveals an unknown lineage
By Stephanie Pappas published
An armored dinosaur that weighed as much as a housecat has been discovered in South America. Though it resembles a primitive relative of ankylosaurus, it came from late in dinosaur history.

Not just tiny arms: T. rex also had super small eyes to accommodate its big bite
By Nicoletta Lanese published
T. rex may have evolved thin eye sockets to help handle its bite force.

School bus-size 'Reaper of death' was an apex predator. Here's why that matters.
By Darla K. Zelenitsky last updated
The discovery of these 'missing' dinosaur predators from North America and Asia solves a food chain mystery.

Cretaceous 'terror crocodile' crushed dinosaurs with banana-size teeth
By Mindy Weisberger last updated
New analysis of the ancient crocodylian Deinosuchus confirms that this apex predator had jaws and teeth that were powerful enough to subdue massive dinosaur prey.

Cretaceous dinosaurs come to life in stunning footage from 'Prehistoric Planet'
By Ailsa Harvey, Mindy Weisberger last updated
'Prehistoric Planet,' a five-part documentary series, transports viewers into the mesmerizing world of the Cretaceous period.
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