Pre-Leukemic Cells
Scientists have identified precancerous cells that give rise to a form of childhood leukemia.
Hunger Forecast
A new model predicts where global warming may trigger future food shortages.
Podcast
How air pollution could cause heart disease. Global warming may make Antartica vulnerable to predators. "Virtual" children help real children thrive.
Virtual Children
"Virtual" children may help prepare kids with high-functioning autism to interact with their peers.
Animal Grandparents
Researchers scientifically document grandparenting behavior in animals for the first time.
Brain Function Roundup
How scientists are making fruit flies smarter.
Podcast
Brain Pathways: Why we shiver, blind people who still sense light, and brain chemicals and intelligence.
Families and Puberty
A supportive, positive home life may protect kids from early puberty.
Changing Accents
A listener asks: How far apart do people have to live in order to have different accents?
Podcast
Hurricane Katrina and global warming, your skin and your health, and advances in prosthetics research
Lead Levels
Even at exposures well below federal safety standards, lead can lower IQ.
Podcast
Science or Nonsense? Science confronts alternative medicine and vaccine myths. Also: Can we learn anything from violent video games?
Vaccine Myths
A listener asks: is there any truth to rumors that vaccines cause autism?
Katrina Mental Health
The mental health of Katrina victims isn't improving like it should – and in some cases, it's getting worse.
Baby Robots
Researchers have developed a new way for children once left behind by their peers to explore the world around them.
Fear and Bonding Roundup
The hormone oxytocin helps mothers bond with their babies.
Autism Mouse
A new mouse model of autism may be the closest thing yet to replicating the condition in animals.
Podcast
The mosquito's exquisite sense of smell. How genes affect our odor perception. The cognitive skills of apes and toddlers. New analysis of old fossils leads to surprising discoveries. And how forensic scientists get DNA from blood.
Diet Foods
A new study shows that diet foods could lead to overeating in children.
Wild Teen Roundup
A new skin test could predict which kids are most at risk for developing behavioral problems.
Babies’ Eye for Language
Babies can see the differences between languages, even without hearing them.
Podcast
Making sounds morph, a lost herd of elephants, twins' secret languages, runaway carbon emissions, and the marriage-obesity connection.