Engineer Bill Gurstelle loves things that go BOOM! Gurstelle tells Jim Fleming how to build and operate the Potato Cannon and a Roman catapult.
Intelligent. Optimistic. Curious.
Audio
We've turned our hearts over to software; 30 million Americans have online dating profiles. About one-fifth of all new relationships in North America start with people meeting online.
So far, the algorithms don't seem to know much more than we do, about what we're looking for.
Dan Pierotti's wife Judy tells the story of the last few days and minutes of Dan's life.
Dr. Ted Kaptchuk tells Steve Paulson about the work of some Danish researchers who have concluded that “the Placebo effect” is a myth.
We re-examine the myth of Robert Johnson. The most famous blues singer of them all died at the age of 27 after recording only 29 songs. Today he's idolized, but Elijah Wald says that may be for the wrong reasons.
Aubrey de Grey has identified seven categories of molecular and cellular damage. He says if we can prevent or repair that damage, there's no reason why people can't go on living indefinitely.
Jim Fleming interviews Brian Greene before a live audience at Borders Booksellers in Madison, Wisconsin. They talk about the lasting significance of Albert Einstein, and Greene answers questions from the audience.
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