
Sharks Dwindle; Shellfish Suffer
The sea is running out of sharks and that's bad news for shellfish.

Shrinking Coral
A new study shows dramatic coral declines at protected and unprotected reefs alike.

Lousey Death
Pink salmon populations are careening towards collapse--but this time fishing isn't the cause.

One Crustacean: Many Powers
The most complex visual system in the animal kingdom belongs to an agressive crustacean.

A Thicker Skin--for Snails
Snails bulk up their shells in response to predators. What triggers the process?
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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.
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SciFri guest Aaron Rowe explains the advantages of smaller spacecraft: Listen. Find out about a new development in the micro craft design--a material that can change color depending on whether the craft is in sun or shadow to reflect or absorb light. Listen to Rowe.
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!
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