A new Imperial College London study has answered a long-held question about why medium-sized land animals like cheetahs tend to be fastest. There's a discrepancy in the animal kingdom. While many key ...

Nature documentaries always go on and on about how fast a cheetah can run. Cats in captivity have been clocked at 65 miles an hour, the highest speed recorded for any land animal. And yet, scientists ...

However, cheetahs can’t maintain these high speeds for very long, usually for only about a quarter of a mile. Running at top speed causes their bodies to quickly overheat and they need lots of rest ...

There’s a discrepancy in the animal kingdom. While many key traits such as strength, limb length, lifespan and brain size tend to increase with animals’ size, maximum running speeds tend to be ...