US presidential debate a 'Game Changer'(视频)

Arrests in the shooting of a Pakistani schoolgirl

Number of Chinese students in US dramatically expands

Student street clinic helps homeless(视频)

Interfaith worshipers celebrate sea, surf

FTC takes on computer scareware scammers

Maryland man is real hero behind 'Argo'

US president chosen by electors, not popular vote

West Nile surge keeps exterminator busy

Rare fungal meningitis outbreak in United States

Refugee camps are a breeding ground for disease

When it comes to beer, variety rules in USA

Polio victim searches for love in 'The Sessions'

Music classes in childhood may lead to changes in the brain

Violin maker keeps family tradition alive

Demand for wheat growing in Sub-Saharan Africa

Palestinians cheer UN General Assembly vote

Slow progress on curbing deforestation expected at climate conference

South pacific islands now totally powered by the sun

Words and their stories: Fall guy

Clowning around; making magic; hair care for less

Apollo's final missions: The last footsteps on the moon

Was Jesus married?

'Haunted Houses' attract big crowds on Halloween

How overfishing threatens Asia's wild fish stocks

America's break with Britain divides families and friends

Many millions suffer from depression

Cheating scandal threatens Harvard's image

Femen's topless protest tactics hit Paris(视频)

Effort underway to boost US voter participation(视频)