After making one-too-many comments regarding the evolutionary development of humans, Nobel winner Dr. James Watson, co-discoverer of the double-helix structure of DNA, has stepped down from his post at Cold Spring Harbor Laboratory on Long Island.

American Chemical Society scientists reported new evidence that infection with a common virus may be a contributing factor to the obesity epidemic sweeping through the United States and other countries. In laboratory experiments they showed that infection with human adenovirus-36 (Ad-36), long recognized as a cause of respiratory and eye infections in humans, transforms adult stem cells obtained from fat tissue into fat