China appears to be rethinking its reliance on oil from Iran. Here, Chinese Premier Wen Jiabao (right) visits with the members of the Saudi Arabia-China Friendship Association on the outskirt of Riyadh, Saudi Arabia, earlier this month.
In the late 19th century, scores of celebrated, valorous explorers attempted to reach the North Pole. Groups of explorers from the U.S., Europe and Scandinavia invented clever new equipment, raised money, stirred national pride and enthralled the world by attempting to march, sail or sled to the most cold, remote and unseen place on Earth.
But it was a perilous business: Of the 1,000 people who tried to reach the North Pole in the late 1800s, 751 died during their attempt, author Alec Wilkinson tells NPR's Scott Simon.
Former U.S. Sen. Rick Santorum shakes hands with supporters prior to speaking during a campaign stop at Captain Steve's Restaurant on Jan. 20 in Fort Mill, S.C. Fort Mill is just over the line from North Carolina, and some voters wish they could cross over for the GOP primary on Saturday.
Credit Mark Wilson / Getty Images
Former Speaker of the House Newt Gingrich speaks during an event on Jan. 11 in Rock Hill, S.C., just over the border from North Carolina.
Michael McFaul, the architect of the reset of relations with Russia, is now the U.S. ambassador to Moscow as the countries work through a series of difficult issues. Here, McFaul is shown at his Jan. 10 swearing-in at the Sate Department, a ceremony presided over by Secretary of State Hillary Clinton.
The Justice Department's massive copyright case against the file-sharing website Megaupload.com had the Internet world hopping this week. But it also got lawyers talking, about the scope of a criminal investigation that spanned eight countries and the hard-nosed tactics that the government deployed.