The fashionable sport of skin diving has been taken up, rubber flippers, aqualungs and all, by serious geologists. Last week Magnolia Petroleum Co. told how its geological skin divers swim along ...

At an average age of 70, these women divers in South Korea still forage in the sea up to 10 hours a day and spend more than half of that time underwater.

The all-female Korean Haenyeo divers show genetic adaptations to cold-water diving involving their blood pressure and cold tolerance. It's "like they have a superpower," says one of the researchers.

The all-female Korean Haenyeo divers show genetic adaptations to cold-water diving involving their blood pressure and cold tolerance. It's "like they have a superpower," says one of the researchers.