Dec. 12, 2008
Research published this week indicates that elephants in protected areas in the wild live longer, healthier lives than those in captivity.
AVAILABLE IN ITUNES
Michael Pollan Talks Plants and Food
- Ask a Dentist: Facts To Sink Your Teeth Into
An apple a day keeps the doctor away. And, it turns out, the dentist. Did you kn...
- Ask an Astronaut: Don Pettit and Jeff Hoffman on Spaceflight
Two astronauts answer your questions and discuss the many curiosities of living ...
- Ask a Quantum Mechanic
Teleporting data.. time travel.. quantum computers. Sci-fi or science reality? '...
- Ask an Astrophysicist
Nobel Prize-winning astrophysicist Adam Riess takes your questions on dark energ...
BOOKS BY OUR GUESTS
From the Vault
Ira Asks: How Do They Make Eyeglasses?
You deliver your prescription to an optician, and they return with a pair of eyeglass lenses tailored precisely to your personal vision quirks. But how?