Follow Your Nose
A man's sweat can change a woman's body chemistry.

Material Girls
Young female chimps were spotted making spears for hunting.

The Mama Mafia
Cowbirds lay their eggs in other birds nests and then retaliate if the foster parent doesn't take good care.

Strange Relations
A tiny grass family turns out to be an ancient flower lineage.

Leech On Me
A 200-year-old controversy is put to rest: Genetic tests show that FDA-approved leech is not one species, but three.

Rods of Copper that Swim Like Fish
Shaking tiny copper rods causes them to swarm like living creatures. Physicists aren't exactly sure why.

Particles of Science

Two Scientists Walk Into a Bar

Need a laugh? Get some good science jokes (and a bunch of groaners, too) in our chat with three science comedians.

Secret To Eternal Life...For Xmas Trees

Raj Lada is on a quest to keep your Christmas tree thriving in the afterlife. Get his embalming tips.

Your Lichen Glamour Shots

SciFri listeners from across the country sent in photos of lichens from their neighborhoods. Lichenologist James Lendemer identified them. Check it out!

Geek 2.0

Have you noticed that the word "geek" has gotten a little chic? Maybe it's time for a new term for those of us true geeks. Tell us your suggestion for the new geek.

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Fountain of Youth for Yeast
Diet and gene modification make baker's yeast live ten times longer than its life expectancy. (2008-01-18)

One Crustacean: Many Powers
The most complex visual system in the animal kingdom belongs to an agressive crustacean. (2008-04-03)

The Curious Case Of The California Tiger Salamander
A salamander native to Texas is wreaking havoc on the wetlands of Northern California. (2010-03-10)