Professional diver Andrew Ryzebol tells PEOPLE exclusively of his risky underwater explorations 200 feet beneath uncharted ...

As the Aral Sea has been drained by irrigation and dried up, the mass loss on the surface has caused Earth’s upper mantle to rise up, lifting the emptied sea bed an average of 7 millimetres per year ...

When diving to such great depths ... Increasing pressure shrinks the air in the lungs and by 200 metres deep, both human and whale lungs will have collapsed. This is the danger zone for whales. Once ...

In the Calypso Deep, the Limiting Factor was able to cover a distance equivalent to 650 metres in a straight line, during a 43-minute stay near the bottom. “On each dive, more time is usually spent ...

They can dive as deep as a mile, where the pressure is crushing ... The research has implications for human divers and for several areas of medicine: reducing surgical trauma, controlling heart ...

Whales are accomplished divers. The deepest whale dive recorded so far was made by a Cuvier's beaked whale. A 2014 study used satellite-linked tags to follow the dives of eight beaked whales off the ...