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Why Some Teen Brains May Be Hardwired To Make Risky Choices

Individual differences in the brain's working memory could help explain why some teens are especially impulsive about sex. Having engaged parents helps reduce the risk.
NPR

NASA Satellites Show World's Thirst For Groundwater

New data suggest that many regions in the world are overusing their underground water supplies. And researchers aren't sure how much remains.
NPR

Updated Training Of Birth Control Counselors Boosts Use Of IUDs

And when the use of intrauterine devices and hormonal implants by young women goes up, the number of unplanned pregnancies sharply drops, researchers find.
NPR

Disagreeable Teens Fail To Understand Their Blind Spots, Research Reveals

Disagreeable teens tend to grow up into disagreeable adults. A 10-year study finds that disagreeable teens often have no awareness that their behavior is harming their relationships.
NPR

Endangered Species Protections At Center Of Drought Debate

Lawmakers in hard-hit Western states are pushing for suspensions to the Endangered Species Act to free up stored water. But an entrenched partisan divide over the law continues to be a hang-up.
NPR

Scientists, Fishing Fleet Team Up To Save Cod — By Listening

Atlantic cod have become scarce along the coast, though catch limits have been reduced by 80 percent. Researchers are now tracking the sound of mating cod, hoping to help fishing boats avoid them.
NPR

Europe's Comet Lander, Philae, Awakes From Hibernation

The first vehicle to land on a comet has reawakened from a seven month slumber. NPR's Melissa Block speaks with Philae Operations Engineer Valentina Lommatsch about the historic landing.
NPR

Instead Of Replacing Missing Body Parts, Moon Jellies Recycle

If a starfish loses a limb, a new arm buds and grows in its place. But young moon jellies have a different strategy for self-repair: Existing limbs rearrange themselves to regain symmetry.
NPR

Having An Older Sister Can Change Siblings' Lives, Study Finds

According to the research: men who have older sisters, on average, are less competitive than men who don't. And women who have older sisters, are more competitive than women who do not.
NPR

Take A Swing At This: Golf Is Exercise, Cart Or No Cart

American adults play more golf than any other sport. So how much exercise do you get from an afternoon on the links? Players clipped on pedometers and Fitbits to help us find out.

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