The Haenyeo, a group of all-female divers from the Korean island of Jeju, are renowned for their ability to dive in frigid waters without the aid of breathing equipment — even while pregnant. A study ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. An island 50 miles ...

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 ...

A small island off the Korean coast is home to a genetically distinct population of humans. Haenyeo — literally "sea women" — are Korean cultural divers who have developed adaptations allowing them to ...

A couple of years ago, Melissa Ilardo found herself aboard a motorboat traversing the ocean around Jeju Island, which sits some 50 or 60 miles off the coast of South Korea. Before the vessel had even ...