After evolving from horses some two million years ago, zebras earned their stripes. But why? A team of scientists has found part of the answer.
Could smog and polluted air be one of the triggers for autism spectrum disorders?
Children with autism spectrum disorder (ASD) were more likely to have been exposed to higher levels of certain air toxics during their moms' pregnancy.
Were Albert Einstein and Leonardo da Vinci born brilliant - or did they acquire their intelligence because they knew to try harder?
A large twin study found that shared environment influences susceptibility to autism more than expected. Find out the role of experiences and exposures.
Lupus is a complex and mysterious disorder, when the cells that are supposed to protect your body from disease assault your own healthy cells and tissues.
Which is more important -- our genes or the environment around us? A field called epigenetics is showing that we can’t really separate one from the other.
What would it be like to hear voices or see people or things that aren't really there?
Attention deficit hyperactivity disorder, or ADHD, was once considered a problem that children outgrew. If they didn’t, their parents were often blamed for bad parenting.
For the first time, researchers have untangled genetic and environmental factors related to drug reactions, bringing us a step closer to predicting how a drug will affect us.