A boat skims through the melting ice in the Ilulissat fiord, on the western coast of Greenland, in 2008. The glacier is the most active in the Northern Hemisphere, producing 10 percent of Greenland's icebergs, or some 20 million tons of ice per day. But experts say the glacier is in bad shape because of climate change.
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Emma Donoghue is an award-winning writer of novels, short stories and literary history. Her best-selling novel Room was a finalist for the Man Booker Prize in 2010.
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The Ansar Dine group in northeastern Mali is among the Islamist factions proliferating in North Africa and the Middle East. Officials have focused on possible links between these groups and al-Qaida, but counterterrorism experts say understanding the differences is just as important.
Adama Diarra/Reuters /Landov
Pioneering cultural historian Jacques Barzun was the author of dozens of books and essays on everything from philosophy to music to baseball. He died Thursday in San Antonio at the age of 104.
The "RoboSimian" from NASA's Jet Propulsion Laboratory has the advantage of being able to grasp things with all four limbs, like a chimp. It will compete in the DARPA Robotics Challenge.
A midas fly touches down on the sands of the desert in the United Arab Emirates. A lake in the area has brought new forms of wildlife, but some scientists are concerned it could harm the habitat of the midas fly.
Halle Berry's characters in Cloud Atlas crisscross time and space. The actress plays six roles, including German intellectual Jocasta Ayrs (above) and an Asian man.
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