Monday, April 07, 2008
Biology class is all about putting living things into categories, based on their differences. And creatures are different because they have different genes. But life wasn’t always like that. In this segment, Steve Strogatz, an applied mathematician at Cornell, tells us about a radical theory that says that way back ...
Monday, February 25, 2008
We travel across the ocean and back to the year 1962, to a girl's boarding school on the outskirts of a rural village in Tanganyika (now Tanzania), where an epidemic of contagious laughter broke out. Producer Ellen Horne investigates and her search for an explanation brings us back to the ...
Tuesday, July 24, 2007
Monday, June 04, 2007
Wanted: Meat. Preferably alive. That is, if you're a carnivore. But most carnivores in zoos find themselves being fed something more along the lines of a hamburger... or in zoo lingo "a meatsicle." And like in the movie "Supersize Me," the result of this diet is a bunch of overweight, ...
Friday, May 05, 2006