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Pinky DNA Points To Clues About Ancient Humans

Scientists have created a high-quality genome sequence of a girl who lived tens of thousands of years ago. The DNA came from a fragment of the girl's pinky bone that was found in a cave in Siberia. The new analysis gives researchers valuable new data for studying ancient human populations.
NPR

What The Apollo Astronauts Did For Life Insurance

Before Neil Armstrong walked on the moon, he had to solve a more prosaic problem.
NPR

Mysterious New 'Heartland Virus' Discovered In Missouri

So far, two Missouri farmers are the only known cases of the tick-borne virus in the world. But experts are sure they'll find more. The men recovered but suffered serious illness that required hospital care and weeks of convalescence.
NPR

Isaac's Size, Speed Help It Pack A Heavyweight Punch

The storm may not have had the intensity of other Gulf hurricanes of recent years, but its slow movement and wide coverage area create their own problems.
NPR

With West Nile On The Rise, We Answer Your Questions

Every state except Alaska and Hawaii has reported West Nile virus in people, birds or mosquitoes. The Centers for Disease Control and Prevention expects human cases will rise through October. In Texas, the worst-hit state, deaths reached 31.
NPR

Why Does Pregnancy Last 9 Months?

If human newborns came out as fully developed as chimp babies, human pregnancy would have to last at least twice as long. In a new theory, researchers argue that how much energy mothers can spare is the key factor in how long pregnancy lasts.
NPR

Methane Making An Appearance In Pa. Water Supplies

Water wells and streams in Leroy Township, Pa., have been bubbling up with methane gas in the past few months. The state's Department of Environmental Protection blames nearby natural gas fracking operations. A local well operator has installed water filters for residents and says the problem has been fixed.
NPR

Can You Learn While You're Asleep?

An experiment that paired sounds with smells suggests basic forms of learning are possible while snoozing. The key seems to be a phenomenon known as conditioning — a form of simple learning made famous by Ivan Pavlov and his dog.

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