First lady's new hairstyle creates buzz
A new way to shop: The fashion truck
E-commerce challenges traditional stores
Inaugural festivities put the 'party' into political parties
Words and their stories: Losing it
Abduction prompts girl to fight back for all women
New technology used to track US flu outbreak(视频)
Michelle Obama stuns in Jason Wu gown
Music would not be the same without the guitar
Getting a firm grip on weed control
Watching for early signs of autism in babies
Gay rights groups push for anti-discrimination laws
Student launches hospital for iPhones
除了说声Good luck，你还能怎么祝人家好运？
Discover America with American Mosaic!
Teenager wins top prize for pancreatic cancer test
Benedict departure will leave little room for change
Soaring population, climate change stress resources
India's youth keep spotlight on violence against women
Words and their stories: state nicknames, part 3
US economy faces another cliff
A flower in winter: The story of the poinsettia
How babies learn, when, and even in what position
London set for huge Chinese New Year celebrations
Is investing in Africa a good bet?
California attracts cars of the future
奥巴马发表农历蛇年贺词
Tablet computers most wanted gift this holiday
Words and their stories: Belittle
New rules aim to improve US food safety