Jane Greenhalgh

People were dropping dead in Malaysia, and no one could figure out why their brains were swelling. A young scientist solved the mystery. Then he had to get people to believe him.

Bats, birds and tourists love a good cave. And so do viruses. Scientists say this mixture could trigger a deadly outbreak.

If you think there are more dangerous infectious diseases than ever, you're right. One big reason: pushing animals like this one out of their homes.

Babies exposed to marijuana smoke have metabolites of the drug in their urine, researchers say. They think that secondhand marijuana smoke will prove to be as dangerous as secondhand tobacco smoke.

Flip through a popular children's furniture catalog and you'll find baby cribs with bumpers — a padded piece of fabric that ties around the wooden slats, making the crib look cozy and cute. The problem, researchers say, is these bumpers can be deadly, because babies can get caught in the ...

Kamala B.K. is tiny. She's barely 5 feet tall. A bright red ribbon sets off her dark hair.

As she walks past our guesthouse in the village of Tankut, we try to get her to come over and talk to us. But the 14-year-old won't come over to the porch.

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Take a look at the latest obesity data from the Centers for Disease Control and Prevention and you can see that the country's obesity epidemic is far from over.

Even in Colorado, the state with the lowest rate, 21.3 percent of its population is obese. Arkansas tops the list with ...

It's sometimes called "the red zone" — the first few weeks of college, when freshmen women are more vulnerable to sexual assault. But researchers say it's more complicated than that.

Imagine a hospital on top of a mountain. How would doctors and patients get in and out? In Portland, Ore., commuters don't have to drive up a twisty, two-lane road to get there. Instead, they glide up 500 feet in the air in a gleaming silver gondola.

Portland's aerial tram ...