Eighteen-year-old Egyptian student and photographer Yasser Alaa has been documenting his country's recent revolution from behind the lens of a camera, most recently attending protests that sprang up after the country's longtime dictator, Hosni Mubarak, stepped down.

Sep 19

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The Return of the Gray Wolf

Science correspondent Miles O'Brien reports on the successful return of a once endangered species now caught in the crosshairs of cattle ranchers.

Sep 15

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After more than a century, the storied Walter Reed Army Medical Center is closing its doors. Patients are being transferred to Bethesda Naval Hospital in Maryland, which will officially become Walter Reed National Military Medical Center.

Sep 11

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The 10th Anniversary of 9/11

Presidents Barack Obama and George W. Bush gathered to honor victims of the 9/11 attacks Sunday morning at the World Trade Center memorial site in New York.

Saif al-Islam Gadhafi, the son of Moammar Gadhafi and would-be heir to Libya, is vowing not to surrender to the Libyan rebels. As recently as 2010, under very different circumstances, the perception of Saif al-Islam Gadhafi was much different as…