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Tuberculosis is one of the oldest diseases in human history. Signs of the bacteria have even been seen in Egyptian mummies. Now scientists find evidence that TB is much more ancient than we thought. The bacteria may have started infecting people more than 70,000 years ago, long before farming began.

The Nasdaq has closed at a new high. It last peaked just before the dot-com crash, and "Nasdaq 5,000" soon became code for stock market bubble. Does the record hold any of the same warnings today?

Five candidates are vying to replace the president, and more than 45,000 candidates are contesting 18,000 national, congressional and local elections. Officials are looking for fraud and violence.

Ailsa Chang talks to Elisabeth Koek of the Norwegian Refugee Council, a group that's been receiving families who escaped the Iraqi city. More than 500 families have made it to displacement camps.

The White House hasn't announced any such plans. But Obama will be in Japan next month and a visit would be a grand symbolic gesture in keeping with his emphasis on nuclear nonproliferation.

About 40,000 Verizon workers went on strike Wednesday demanding an extension on talks for a new labor contract. The workers are represented by two unions, the International Brotherhood of Electrical Workers and the Communications Workers of America.

The Northern Hemisphere saw the biggest rise in land temperatures, finishing 2.59 degrees Fahrenheit hotter than the 20th century average.

A New York City-based program aims to make students into critical media consumers.

Today's the day for not-so-serious news, from Google's new Parachute delivery service to a unique look into the life and humanity of John Stamos.

Check out the songs (and back stories) of women musicians from around the world.