Tardigrades - often called water bears - are ... And if reintroduced to water decades later, they're able to reanimate. Getty Images Next time you're looking up at the moon, give a little wave ...

A tardigrade belonging to the genus Echiniscus, photographed by scanning electron microscope. Differences between one or two physiological traits were long thought sufficient to distinguish ...

It's thought that tardigrades first appeared before the Cambrian, which is around 541 million years ago. To survive that long ...

At first glance, the microscopic creatures known as tardigrades don't appear that hardy. Also known as water bears and moss ...

Genetic analyses of tardigrades has revealed some of the secrets of their incredible survival abilities. These tiny creatures, sometimes called water bears, can survive radiation, freezing ...