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Cooked meat delivers more energy than raw meat, which may have given our human ancestors a big evolutionary advantage. It may also explain why today's humans have a hard time keeping off the pounds, according to researchers at Harvard University.

The Emergency Alert System has never been tested all across the nation at the same time. At 2 p.m. ET it will be.

Historian Jill Lepore writes about the early history of the birth control and abortion movements in this week's New Yorker. "I think it's easy to lose perspective [that] actually the arguments made by one side or another have switched sides over time more than once," she says.

A new U.N. report presents more evidence than ever before that Iran's nuclear program is geared toward military purposes. Yet the country has been hampered by both regional rivalries and its own economic and political problems.

Even with a government shakeup, markets are still worried that Italy is headed toward default. The interest rate on the country's debt has shot up to 7 percent and with an economy as big as Italy, there may be no will — or money — for a European Union rescue.

Touched: The Jerry Sandusky Story, came out in 2001. Co-author Kip Richeal says he never saw Sandusky do anything inappropriate with young boys.

Authorities are worried about the remote villages in the path of the storm surge. A storm this size has not hit Alaska since the '70s.

Eddie Murphy has resigned as the host of the 2012 Oscars.

The U.S. deported a record number of illegal immigrants last year. Many were released in Mexico's dangerous border cities, which are struggling to provide even temporary shelter.

Christine Lagarde said the world economy has entered a "dangerous" phase and called for bold action.