Warren MacDonald lost both of his legs in a climbing accident. But the lure of the back country was so strong that he learned to climb again using prosthetics.
Intelligent. Optimistic. Curious.
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Scientists are combing the universe for signs of exoplanets -- planets that orbit a star other than our sun. They're finding them in record numbers. Most believe it's only a matter of time before they find an exoplanet that can -- and perhaps does -- suppport life. Sara Seager is a planetary scientist at M.I.T. and one of the pioneers of the field.
Jessica Hopper is a rock critic with a secret. She hates music festivals. After more than a decade covering Lollapalooza, Bonaroo and all the rest, she finally called it quits.
Tariq Ramadan has been called the Muslim Martin Luther King. The Swiss philosopher travels widely trying to build bridges between European Muslims and conservative clerics...
In a small studio in Brooklyn, one artist is reimagining selfies. Erin Riley finds online self-portraits and transforms them into larger-than-life tapestries. The woven women don’t have faces… but they do have stories.
Why does dancing - or just watching other people dance - feel so good? Correspondent Frank Browning checks in with dancers and neuroscientists.
Tyler Cowen tells Jim Fleming he has no problem with movie stars recommending political candidates, and that many celebrities use their clout to support charities or advance social causes.
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