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Trouble in the Tropics
Tropical species may be at greatest risk for extinction due to climate change.
Dogs Bark, Birds Chirp, Fish Grunt
The origin of vocal communication--like talking--may date back to prehistoric fish.
Color from Nature
Clothing could get their color—and germ-fighting properties—from a strain of marine bacteria
Nanotech Cleans Up
Mopping up oil spills with nanopaper
So long, Ulysses!
The sun-studying spacecraft is about to end its epic odyssey.
A Thicker Skin--for Snails
Snails bulk up their shells in response to predators. What triggers the process?
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Wary of indoor composting? Don't be, says SciFri guest Deborah Martin, author of "The Complete Compost Gardening Guide." A healthy worm has a pleasant odor, she says! Listen.
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A new study by researchers at the University of Ottawa suggests that honey helps kill the bacteria that cause chronic sinusitis. Read more about the study.
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SciFri guest Ivor van Heerden says that perhaps the best thing we can do to protect coastal Louisiana against hurricanes is to let the river run wild. Listen to van Heerden. This allows new wetlands to be created, which can reduce wave energy significantly.
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Wary of vaccinations? SciFri guest, Paul Offit, says vaccines are probably more rigorously tested than anything else we consume. Listen to Dr. Offit.
Extinct Genes Resurrected
Researchers took DNA from the extinct Tasmanian tiger and put it in a mouse. (2008-05-23)
Spotting Stress in Statues
A new way to target weak spots in statues could also work for bones, engines, and icebergs (2008-05-19)
Urban Agriculture in Milwaukee - Growing Power
A farm within the Milwaukee city limits? We take a tour of Growing Power, an organization focused on sustainable urban agriculture. (2008-05-13)
Better Medicine Through Cell Phones
Answer that call—your ultrasound results are on the line. (2008-05-02)
Mapping the Social Brain
What goes through your head when you hear about your reputation, or social status? (2008-04-25)
Your House, Only Better
Could recycled houses be the next environmental trend? (2008-04-21)
How Subaru's Going Green
Take a Tour of Subaru’s Zero-Landfill Plant (2008-04-09)
One Crustacean: Many Powers
The most complex visual system in the animal kingdom belongs to an agressive crustacean. (2008-04-03)
Chimp Business
Chimps in clothes are giving people the wrong idea. (2008-03-21)
Tiny Time Capsule
A tiny ancient crystal is packing the geologic history of the Earth (2008-03-07)
A Window into the Heart ... and Everything Else
A transparent fish reveals the inner-workings of the body. (2008-02-29)
3D, Without the Glasses
One step closer to glasses-free 3D movies. (2008-02-08)
Chemical Leaks when Water is Hot
Study shows that when exposed to hot water, more bisphenol A leaks out. (2008-02-01)
Fountain of Youth for Yeast
Diet and gene modification make baker's yeast live ten times longer than its life expectancy. (2008-01-18)
Our Podcasts: Reaching New Heights -- Our SciFri podcasts have reached a new peak: 250,000 downloads each! That makes for about a million downloads per month, over 10 milion per year!
We are the second most downloaded Podcast on NPR, of all NPR programs... (more) 
