This funny looking little guy can survive boiling hot water, outer space, and decades without food or water. It's called a "tardigrade" or "water bear". It's just one of many aquatic invertebrates ...

Tardigrades, sometimes adorably known as water bears or moss piglets ... but have also been found in boiling hot springs, on ...

I approached her very, very slowly,' he says, 'and then drifted. It was a cat-and-mouse game.' When the bear slipped into the water, he just waited. 'There was just a flat, world of water and ice and ...