Student teams analyze pictures of magnified muscle cells from a hypothetical experiment to determine the effects of exercise and performance-enhancing drugs. Many effects of regular exercise are ...

Students practice a procedural skill—knot tying—to investigate if and in what way sleep affects learning and memory in relation to a learning a procedural skill. Sleeping is a behavior that is natural ...

NOVA scienceNOW is a News magazine version of the long-running and venerable PBS science program Nova. Premiering on January 25, 2005, the series was originally hosted by Robert Krulwich, who ...

While some biologists argue over whether living things are so complex they had to be supernaturally designed, others are taking life apart and trying to put it back together in the lab like an old ...