scientists

Is Adding Fiber To Food Really Good For Your Health?

NPR Programs: Morning Edition  Mon, 02/13/2012 - 1:55am

Fiber-fortified products are all over the supermarket. But are these foods actually making you healthier? This question turns out to be one of those places where scientists know a lot less than you may think they do.

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The Pawpaw: Foraging For America's Forgotten Fruit

NPR Programs: Morning Edition  Wed, 09/28/2011 - 11:25pm

The pawpaw is a tropical-type fruit native to North America with a long and almost forgotten history. Thomas Jefferson once prized it, and now scientists are looking at whether the pawpaw can claim some health benefits, along with cachet.

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How A Clever Virus Kills A Very Hungry Caterpillar

NPR Programs: Morning Edition  Sun, 09/11/2011 - 10:01pm

Scientists have found the gene that drives a virus to kill gypsy moth caterpillars in a particularly gruesome way.

The virus forces the caterpillars up to the tops of trees, where they melt and rain down virus onto the leaves below.

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Better A You Than Me: Scientists Sicken Mosquitoes To Stop Dengu...

NPR Programs: Morning Edition  Wed, 08/24/2011 - 10:01pm

Scientists infected hundreds of thousands of mosquitoes with a mild strain of a bacterium. They believe that once mosquitoes are sick from the infection, they can't spread the dengue virus to humans.

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EPA Asks Cities To Check Water Supplies For Metal

NPR Programs: Morning Edition  Wed, 01/12/2011 - 3:00am

The U.S. Environmental Protection Agency is urging cities across the country to test their drinking water for chromium-6.

It's also known as Hexavalent chromium. It's a metal that scientists say can cause cancer.

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Scientists Test 'Trust Hormone' For Autism Fight

NPR Programs: Morning Edition  Sun, 01/02/2011 - 11:01pm

Some children with autism are already being treated with the hormone oxytocin, even though it's not an approved therapy.

Though early studies are promising, health experts fear we don't know enough about the long-term side effects of taking the drug.

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Video Games Boost Brain Power, Multitasking Skills

NPR Programs: Morning Edition  Sun, 12/19/2010 - 11:01pm

Video games -- especially action games -- are far from mindless, scientists say. Many games can help young people develop better vision, attention and spatial cognition skills.

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Eyeless Larvae 'See' With Full Body Nerve Cells

NPR Programs: Morning Edition  Wed, 11/10/2010 - 11:01pm

Fruit fly larvae like burrowing in the dark, but they have a problem: They don't have eyes. Now scientists in California have shown that the larvae's entire bodies are covered with nerve cells that can detect light.

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