T. Rex Wasn't the Biggest Meat-eating Dinosaur

Measuring at least 41 feet (12.5 meters) in length, Giganotosaurus gave the T. Rex a run for its money. Read more >>

Patagotitans Weighed More Than 25 Pickup Trucks

This dino's body rivaled the size of a modern airplane. Read more >>

What Was the Most Dangerous Dinosaur in Prehistory?

Powerful jaws and sharp claws made these apex predators absolutely lethal. Read more >>

Argentinosaurus Was Almost Half as Long as a Football Field

Thought to be a social animal, this creature lived in herds for protection. Read more >>

Nigersaurus: The 'Mesozoic Cow' With Over 500 Teeth

This African dinosaur's face has been compared to a vacuum cleaner. Read more >>

Here Are the Best Estimates for the Largest Dinosaur Ever

Digital modeling makes this analysis possible. Read more >>

Riddle of the Day!

What is red and smells like blue paint?

Check Your Answer

Copyright © 2025 HowStuffWorks, All rights reserved.
You are receiving this email because you opted in at our website howstuffworks.com

Our mailing address is:
HowStuffWorks
4235 Redwood Ave.
Marina Del Rey, CA 90066

Want to change how you receive these promotional emails?
You can update your preferences or unsubscribe from this list