UNAIDS: Sharp drop in new infections

Thanksgiving, but US turkey farmers aren't celebrating

California voters reject food labeling requirement

Soaring population, climate change stress resources

Words and their stories: State nicknames, part 4

Social Innovation Summit 2012 comes to an end

A flower in winter: The story of the poinsettia

到别人家做客的十大禁忌

Killing of US school children sparks gun control discussion

India's youth keep spotlight on violence against women

Words and their stories: Losing it

Tattoos illustrate art of saving lives

Five actresses compete for coveted Oscar

New study could change treatment for asthma

Oxfam: Power, water shortages in Goma

American history: The shot heard around the world

California attracts cars of the future

Kyoto Protocol winds down as delegates head to Doha

Washington insider Susan Rice could face tough nomination battle

Music would not be the same without the guitar

Teenager wins top prize for pancreatic cancer test

His imagination redefined children’s literature

Words and their stories: Belittle

Holiday season features latest, hottest electronic gadgets

除了说声Good luck，你还能怎么祝人家好运？

Epilepsy disorder suffered by millions around the world

Home TB treatment is helping patients in Swaziland

E-commerce challenges traditional stores

A declaration seeking life, liberty and the pursuit of happiness

30,000 Sandy-damaged cars stored on eastern Long Island