The Haenyeo women who dive deep into the East China Sea to harvest sea urchins and shellfish spend the most time underwater of any humans ever studied — one to five hours a day, researchers report ...

The world's best competitive cliff divers are making a dramatic return to Boston this weekend, jumping from heights of up to 90 feet for the annual visit of the Red Bull Cliff Diving World Series. The ...

A new analysis of a group of all-women extreme divers off the coast of Korea has uncovered genetic differences that could help them survive the intense physiological stresses of free-diving—and could ...

From high-altitude climbers to divers who can fish without scuba gear, scientists are finding new ways that human bodies may be genetically adapting to environmental extremes. Many women who grow up ...