In the Age of Dinosaurs, survival often came down to endurance rather than speed. Find out who the fastest dinosaurs would ...

Have you ever wondered which animals are the fastest on the planet? Discover which animals dominate the categories of diving, swimming, flying and running by watching this amazing video!

Scientists have figured out the reason the cheetah is the fastest land animal on the planet. The post Why cheetahs are the ...

But, why are they so fast when bigger, more muscular animals ... "In our work, we explain this with the simple fact that animals run out of readily mobilised energy before they are able to get ...

The great Olympian can reach a top speed of 27 mph, which is faster than a lot of animals. Follow BI Video: On Twitter More from Sports Usain Bolt is the fastest human being in history.

Many animals, both predators and prey, have evolved the ability to run two or three times faster than a man can. What are the adaptations that make these impressive performances possible?