Scan of a mouse brain showing beams of radiation through it

Radiation Revolution

Designed to kill tumors, microbeams spare surrounding tissue.
Little girl sits in chair with a box of popcorn, smiling

Weighing the Evidence

What messages are children's movies sending about weight?

Battling AIDS in Africa

An estimated thirty million people in Africa carry HIV. In the battle against the virus, Carolina researchers have launched two new efforts — the first treatment study funded by the National Institutes of Health (NIH) in Africa and the first trial in South Africa of a vaccine that contains genetic material from the HIV strain most prevalent in that country.