Mystery of sea nomads' amazing ability to freedive is solved

Scientists have uncovered the secrets of the Bajau people, long-famed for their ability to hold their breath for extraordinary lengths of time

The secret behind the ability of a group of "sea nomads" in Southeast Asia to hold their breath for extraordinary periods of time while freediving to hunt fish has finally been revealed - and it's down to evolution.

The Bajau people are able to dive tens of metres underwater with no conventional diving aids. Instead they rely on weights, handmade wooden goggles - and a single breath of air.