SCIENTISTS say the majestic African cheetah is fastest land animal, reaching speeds up to 70 metres per an hour 113 ...

Cheetahs rule land, but the real speed kings soar and swim. From diving falcons to ocean racers, discover the animals that outrun expectations and redefine what fastest truly means today.

For 35 years, American zoologist Laurie Marker has been collecting and storing specimens in a cheetah sperm bank in Namibia, hoping conservationists never have to use them. But she worries that the ...

This video from DARPA demonstrates their cheetah-inspired robot running on a treadmill, reaching a top speed and new world record of 18 mph. The robot, as of now, can't run without the support of a ...