Plant biologist Nicholas Harberd took a year off to study a common weed - the thalecress - that he found growing in a country churchyard.
Intelligent. Optimistic. Curious.
Audio
Mandaza Kandemwa is widely recognized in Southern Africa as a traditional healer.
Jerome Charyn remembers the glory days of ping-pong in America. He talks about some of the great matches of the past and reflects on the worldwide popularity of the game.
Kendall Taylor is the author of the most complete account yet of the marriage of Scott and Zelda Fitzgerald. Taylor tells Steve Paulson that the marriage was volatile from the beginning.
Imagine living an entire year without money. And I mean no money. No cash. No credit cards. Nothing. Where do you live? What do you eat? How do you wash? What do you do?
Rae Armantrout believes that there is one thing that all poetry should be - read out loud.
Will we ever understand the true nature of dark matter and dark energy? Harvard cosmologist Lisa Randall considers these and other great mysteries in physics.
Novelist Joanna Trollope reads from "Second Honeymoon" and talks about why the empty nest syndrome is particularly difficult for women.
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