Effectiveness of the vaccine within one year of the final booster was 73 percent. But it fell to 34 percent in two to four years, an analysis of a Washington state epidemic found.
While looking at the problem of gun violence, Dr. Gary Slutkin wondered — what if it could be treated like a communicable disease? His program, Cure Violence, aims to do just that, with real results.
Sensing the motives and feelings of others is a natural talent for humans. But how do we do it? Neuroscientist Rebecca Saxe explains how one region in the brain focuses on other people's thoughts.
Nancy Kanwisher studies the brain partly by staring at her own. She has spent countless hours in an fMRI scanner, mapping her own brain to gain insight into what makes us human.
When neuroanatomist Jill Bolte-Taylor felt her brain shut down during a stroke, she was more fascinated than panicked. Even though she spent eight years recovering, she's grateful for the stroke.
People have been farming — and eating — a GMO for thousands of years without knowing it. Scientists have found genes from bacteria in sweet potatoes around the world. So who made the GMO?
The Pap smear has dramatically decreased rates of cervical cancer, but testing too often has a downside, too. Many women say they aren't yet ready to follow new guidelines and skip the annual tests.
It's a deadly combination of infection and inflammation striking more than a million Americans every year. Doctors can treat the symptoms of sepsis, but they still can't treat the underlying problem.