
Feeling Feverish? Sit Still
Viruses evolve differently depending on how free their hosts are to move and mingle.

Sounds Appetizing
Termites use sound to determine what's for dinner.

Killing Disease with Bugs
One proposed method to fight malaria is to modify the genes of the mosquitoes that carry the disease.

Good Eating
The amount of methylmercury in freshwater fish may be linked to how fast the water fleas are growing.

A Recipe for Spider Silk, But Who Will Spin It?
The ingredients in black widow's silk may explain why it is so tough.

Beetle Breath
What determines the size of insects? It may be in the air they breathe.
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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.
Age-Old Orchid
A fossilized orchid, the first ever discovered, reveals the age of the flower family. (2007-08-31)
Insect Attack
Some entomologists worry that insects are an overlooked avenue for terrorist attack. (2007-10-26)
Super-Sized Scorpion
Ancient claw indicates sea scorpions were over eight feet long. (2007-11-29)
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