UN chief warns of perils ahead of climate change conference
New study could change treatment for asthma
Words and their stories: state nicknames, part 3
Student launches hospital for iPhones
How an allowance helps children learn about money
Benedict departure will leave little room for change
California attracts cars of the future
London set for huge Chinese New Year celebrations
Gay rights groups push for anti-discrimination laws
Words and their stories: Losing it
Abduction prompts girl to fight back for all women
United States Senate's process of confirming the president's nominees
A declaration seeking life, liberty and the pursuit of happiness
California voters reject food labeling requirement
Words and their stories: State nicknames, part 4
Killing of US school children sparks gun control discussion
Words and their stories: state nicknames, part 2
奥巴马发表农历蛇年贺词
India's youth keep spotlight on violence against women
Teenager wins top prize for pancreatic cancer test
E-commerce challenges traditional stores
Everglades National Park–one of the world's great biological wonders
Five actresses compete for coveted Oscar
Music would not be the same without the guitar
Thanksgiving, but US turkey farmers aren't celebrating
Now on the iPad: Apps for orangutans
American history: The shot heard around the world
Holiday season features latest, hottest electronic gadgets
Social Innovation Summit 2012 comes to an end
Kyoto Protocol winds down as delegates head to Doha
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