The scientists estimate that environmental factors common to twins explains 55% of susceptibility to autism, whereas genetics accounts for only 37%.
Meditation is associated with stronger connections between brain regions.
A dedicated group of outdoor lovers and trail planners is working to build a 500-mile trail around San Francisco Bay. Come along as QUEST hikes and bikes the newest section.
At one hospital in San Francisco, more than half of the patients in an alcohol abuse program refuse medications that could help them stop drinking. So Bay Area scientists find themselves waging two campaigns: to develop drugs that work, and to convince alcoholics to take them.
Pain is the most common reason for trips to the doctor's office. So it makes sense that pain treatment is a huge part of our health care system, costing more than $100 billion dollars a year. But how exactly pain works is still a mystery in many ways. As Lauren Sommer reports, some researchers are trying to understand it better by looking at a very unusual creature.
But the question remains, how do we make healthy eating cool?
Prince Charles is a long-time supporter of organic and sustainable farming, but this speech took his advocacy a step further.
Another mysterious fish die-off happened in a Southern California harbor last week. Scientists are still trying to figure out what caused six tons of sardines to go belly-up in Ventura. Those sardines tested positive for a neurotoxin caused by algae blooms. Meanwhile, commercial shellfish growers say they're noticing some strange patterns as well, as Amy Standen reports.
New research by Nobel Prize winning UCSF researcher, Elizabeth Blackburn, provides a possible mechanism by which exercise protects against stress-related chromosome aging.
"Minuscule" amounts of iodine-131 was found in milk from Washington state.