Republican presidential candidate Rick Santorum points to a television showing his campaign stop on live at the Daily Grind coffee shop in Sioux City, Iowa, Sunday.
Charlie Neibergall/AP
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AquaBounty's genetically modified salmon is seen swimming behind a much smaller wild Atlantic salmon of the same age. AquaBounty has been trying to get government approval to sell its salmon for more than a decade.
Courtesy of AquaBounty Technologies
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Egypt is holding parliamentary elections, but the military remains the most powerful force in the country. Here, election officials take away ballot boxes from a polling station in Cairo on Nov. 29, 2011.
Odd Andersen/AFP/Getty Images
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Quarterback Darron Thomas of the Oregon Ducks (right) threw for 30 touchdowns with only 6 interceptions this season. The Ducks beat UCLA in the Pac-12 Championship to earn a spot in the Rose Bowl, where they'll face Wisconsin.
Steve Dykes/Getty Images
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U.S. soldiers at Long Binh base, northeast of Saigon, line up to give urine samples at a heroin detection center in June 1971, before departing for the U.S.
AP
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Trucks loaded with Chinese goods head across the Yalu Bridge and into North Korea one day after the memorial service for the late leader Kim Jong Il, at the Chinese North Korean border town of Dandong on December 30, 2011.
Mark Ralston/AFP/Getty Images
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Mina Abe (center) and Kota Osabe (right) are trying to promote blowing bubbles as an alternative to cigarette smoking in Japan.
Courtesy of Tokyo Shabon-dama Club
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The Theater for One capsule, big enough for one performer and one audience member, was inspired by such intimate spaces as confessionals, peep show booths and psychiatrist offices.
Danny Bright/Theater For One
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