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Israel's recurring wars with its Arab neighbors have resulted in a weapons industry that keeps coming up with new technologies, which can then be sold abroad.

You probably haven't thought about whether your phone could help diagnose alcohol withdrawal. Well, it can. An app for doctors measures tremors and may help tell if someone's faking it to get drugs.

A federal court will hear a challenge to the controversial law next week. It's an important and closely watched voting rights case that could end up before the Supreme Court.

Many of the 2 million men serving time in the U.S. have formed their sense of manhood while incarcerated. And becoming a different kind of man isn't easy — either behind bars, or beyond them.

Videos and other images of beheadings have appeared with increasing frequency in recent weeks. Dawn Perlmutter, director of the Symbol Intelligence Group, discusses the symbolism of this grim ritual.

Novelist and Miami Herald columnist Carl Hiaasen writes with passion about the state he loves. His book, Bad Monkey, is an offbeat murder mystery set in Key West. Originally broadcast June 13, 2013.

The 68-year-old film director hitchhiked from Baltimore to San Francisco for his book Carsick. He says hitchhiking is "the worst beauty regimen ever." Originally broadcast June 10.

Animal rights groups say Tennessee walking horses' distinctive high-stepping gait is partly the result of trainers hurting the animals. This year, a major show is testing to try and curb abuse.

Early Saturday, soldiers in the tiny kingdom completely surrounded by South Africa took to the streets amid gunfire, forcing the prime minister to flee. The army has denied a takeover.

Networks like the Discovery Channel have been criticized for pushing entertainment at the cost of science, with fake "documentaries" about everything from mermaids to mythical monster sharks.