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Can We Predict Which Teens Are Likely To Binge Drink? Maybe

We know some people are more at risk for abusing alcohol than others. Now scientists say they're getting closer to predicting which teenagers are most at risk.

Costlier Digital Mammograms May Not Be Better For Older Women

Digital mammograms are sharper and aid diagnosis, radiologists say. But these scans aren't significantly better than film scans in finding tumors in older women, a study finds. And they cost more.

With Help From Extinct Humans, Tibetans Adapted To High Altitude

When it comes to living at extreme altitudes, Tibetans may have gotten a leg up from Denisovans, a species of archaic humans that lived about 50,000 years ago.
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New Advice on Reading to Infants

New American Academy of Pediatrics guidelines encourage parents to read aloud to children daily, starting in infancy. We consider practical hurdles some families face in meeting that goal and the long-term benefits early exposure to complex language can bring.


Easy Method For Making Stem Cells Was Too Good To Be True

Scientific papers that claimed stem cells could be made in the laboratory simply by dipping regular cells in acid didn't hold up under scrutiny. Now the work is being retracted because of errors.

Oh, Pooh: Bear Cub Gets Head Stuck In Cookie Jar

A plastic jar of animal crackers was too enticing for a young bear in New Jersey, which got its head irretrievably wedged

Watch It Swallow An Entire Tree In Seconds

It's got big iron teeth and a powerful jaw. When it finds a 30-foot tree it goes to the top, opens its mouth and — watch this.

Living 63 Feet Underwater Helps Cousteau Team Conduct Experiments

Fabien Cousteau and a crew of scientists and explorers have spent the past 31 days underwater in the Aquarius Reef Base off the coast of Florida. David Greene talks to Cousteau about the experience.

Targeting Overweight Workers With Wellness Programs Can Backfire

Companies say it pays to invest in employee health — productivity climbs and many costs of health care drop. But preserving worker privacy while encouraging fitness can be tricky.

Breeding Battle Threatens Key Source Of California Strawberries

The University of California, Davis is the source of most commercial strawberries. Now, the university's strawberry breeders are going into business for themselves, and farmers are worried.