Many animals have the need for speed – it is a matter of survival whether predator or prey. When it comes to speed, certain animal athletes consistently win the gold in the categories of fastest ...

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.

Cheetahs, the fastest mammals on Earth, are now in a race against extinction. It’s estimated that fewer than 7,000 exist in the wild. John Yang speaks with Laurie Marker, a woman who has already ...