A single-celled protozoan may actually be a lot faster than cheetahs, marlins or peregrine falcons.
Conservationists have warned that the world's fastest land animal is on the verge of being wiped out.
Researchers at MIT have developed a robotic cheetah capable of leaping effortlessly over objects.
The famous cat might be fast but there's one creature that puts even the cheetah's run speed to shame.
The DARPA funded project has produced a quadrupedal robot that is able to run like a cheetah.
A cheetah at Cincinnati Zoo was timed running 100m in 5.95 seconds at an astonishing speed of 61mph.
India are planning to reintroduce cheetahs in to the wild, the last documented sighting was in 1947 and they were offici...