Walking on the moon – underwater

It's one of the deepest 'swimming pools' in Europe, but for three years has been helping preparations for a human return to the moon. ESA's Neutral Buoyancy Facility at the European Astronaut Centre has been the site of the ...

Whale sharks do the math to avoid that sinking feeling

They are the largest fish species in the ocean, but the majestic gliding motion of the whale shark is, scientists argue, an astonishing feat of mathematics and energy conservation. In new research published today in the British ...