Unlike humans, marine mammals have evolved remarkable adaptations that allow them to hold their breath for extended periods, ...

We don't know exactly how long she could hold her breath underwater, but she clearly pushed herself to the limit: She repeatedly ruptured an eardrum from the hours she spent in studio tanks.

Sonic the Hedgehog 3 shows Sonic breathing in space, but he can't breathe underwater. So how exactly does this ability work?

Dr Chris McKnight has been researching how seals can hold their breath as part of his work at the University of St Andrews.

Did Chris Lemons ever go back underwater after the diving accident? Just three weeks after his near-death experience, Lemons and his co-workers went back underwater to finish the repair job they ...