Dubious stem cell therapies are being advertised directly to consumers via the internet.
What happens when you can take your friends with you online?
The automaker shows off fuel-saving tech to attract government money.
Six Apart will acquire technical expertise but lose a dedicated community.
Members of Obama's transition team warn that the United States has not taken seriously the threat of bioterrorism, and that some chemical plants are potential targets.
A new report suggests that investing in clean energy could put people to work and stimulate economic growth.
Researchers have found a molecule that could help fight obesity.
A system designed to make space communications more robust passes its first test.
Why the Obama White House will have a new-media department at its core.
Can Google apply its Web-advertising formula to television?