The fastest animals in the world fly, swim, and run on land. Most of them are birds you probably have never seen before, especially the Frigate Birds that can stay up in the sky for a week.

A piece from the American Institute of Physics points out that Gentoo penguins are the fastest swimming ... than those of flying birds. The animals can adjust swimming posture by active wing ...

Shortfin mako sharks are the fastest shark species in the world, reaching top speeds of up to 46 mph (74 km/h). They can grow as long as 12 feet (3.7 m) and weigh as much as 1,200 pounds (545 ...

The fastest-ever swimming soft robot has been inspired by manta rays. A team of American researchers beat its own speed record by drawing inspiration from the iconic sea creatures to improve their ...

Inspired by the biomechanics of the manta ray, researchers at North Carolina State University have developed an energy-efficient soft robot that can swim more than four times faster than previous ...