We need to come to grips with what autism really is.
For years scientists searched fruitlessly for the causes of autism by looking for genes shared by families prone to the disorder. Now researchers taking a new approach have begun to unlock its secrets.
Scientists are starting to open their DNA databases online, creating a network that could pave the way for gene analysis at a new scale.
Online courses may not be changing colleges as their boosters claimed they would, but they can prove valuable in surprising ways.
A microfluidic cell copies some basic functions of life.
The first commercial power plant to use carbon capture and sequestration shows the potential of a crucial technology.
Professional athletes are getting injections of stem cells to speed up recovery from injury. Critics call it a high-tech placebo.