Girl loses self, solo hikes 1,000 miles of the Pacific Crest Trail, and finds herself. Cheryl Strayed's best-selling memoir "Wild" is now a movie, starring Reese Witherspoon. Cheryl makes the case for walking as a life-saving act.
Intelligent. Optimistic. Curious.
Audio
Alan Turing was one of the most original thinkers of the 20th century. His work ushered in the digital age and paved the way for computers and artificial intelligence. Andrew Hodges explains why Turing is considered the father of the computer.
For women with jobs that depend on being online, threats have a serious chilling effect on their daily existence.
Now that gay marriage is (mostly) legal and gay characters are on television, does that mean that gay people have to be "good" all the time? John Waters sure hopes not.
Anousheh Ansari became the first Muslim woman to venture into space when she traveled aboard the International Space Station.
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