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Thousands of children swallow tiny batteries used in watches, calculators and toys each year. A team from MIT and Harvard is working on a pressure-sensitive insulating shield to prevent damage.

The Environmental Protection Agency is testing out a new technique for keeping heavily-used river banks from eroding into the water.

For some U.S. troops who left Iraq and Afghanistan by medevac, a return trip to these countries allows them to depart on their own terms.

The Army has long used high-tech tools to make meals for our troops. Now, military scientists are turning away from pots and pans, and looking to 3-D printers to make nutritious food.

Musician Carlos Santana shares his journey from a difficult childhood in Mexico to international stardom in the new memoir, The Universal Tone: Bringing My Story to Light.

The African Union has threatened sanctions against Burkina Faso's military if it doesn't return power to a civilian ruler. It took control after the long-time president resigned amid violent protests.

We hear from author Judith Newman, a mother with an autistic son, who wrote in The New York Times about how Siri, the voice from her iPhone, touched her autistic son.

An Australian man made a brief layover at a bar — he left the propeller running. Police are charging the man with endangering lives and driving without a pilot's license.

Federal police said José Luis Abarca and his wife were captured near Mexico City. Authorities say Abarca, the former mayor of Iguala, ordered local police to kidnap protesting students.

Research shows that simple changes in drinking habits can help people who've had kidney stones lower the odds that they'll strike again. Consuming plenty of fiber may make a difference, too.