Scientists search for new ways to treat infection
South pacific islands now totally powered by the sun
New report outlines strategy for HIV/AIDS
Mobile phones could help efforts to end malaria
Every night is fright night at Elegant Theater
Slow progress on curbing deforestation expected at climate conference
Polio victim searches for love in 'The Sessions'
Violin maker keeps family tradition alive
Musical legend Chuck Berry still reeling and rocking on stage at 86
NYC schools expand birth control availability
Obama appeals to public about 'fiscal cliff'
Rare fungal meningitis outbreak in United States
America's break with Britain divides families and friends
Unusual Mars rock surprises rover scientist
US president chosen by electors, not popular vote
West Nile surge keeps exterminator busy
Consumer spending will decline unless Congress averts fiscal cliff
World AIDS Day 2012 more hopeful than in past
Seattle, 'City of Clocks' keeps on ticking
Words and their stories: Fall guy
Nobel Prize in economics recognizes 'market designers'
Marian Anderson: Her voice became famous around the world
Wastewater plants extract nutrients from sewage
High and fast: the X-15 reached the edge of space
Palestinians cheer UN General Assembly vote
When you eat out in a restaurant, it is not unusual阅读理解答案
Clowning around; making magic; hair care for less
Interfaith worshipers celebrate sea, surf
Was Jesus married?
The risks of language for health translators