The average American spends more time using media devices —television, radio, iPods and cell phones — than any other activity while awake, says a new study from Ball State University.

US government regulators have approved what would be the first transplant of foetal stem cells into human brains.

Cleaner, smarter automobiles are the theme for the 2005 Tokyo Motor Show in Japan, although high performance and downright wacky concept vehicles have also been revealed.

Since the early 1990s, Bill Gates has had a consistent lament: the standard PC or notebook takes far too long to boot up. Of course, Gates’ company, Microsoft, is one of the main culprits: Windows grows bigger and more complex with every release, meaning there’s more operating-system code for computers to load into main memory [...]

The main light source of the future will almost surely not be a bulb. It might be a table, a wall, or even a fork.

Sex and romantic entanglements among astronauts could derail missions to Mars and should therefore be studied by NASA, warns a top-level panel of US researchers.

A camera lense that allows one to see through clothes and other hard surfaces has been introduced by a US Company.

The top 10 deadliest animals in the U.S. complete with slideshow.

Using the parts inside a single molecule, scientists have constructed the world’s smallest car. It has a chassis, axles and a pivoting suspension. The wheels are buckyballs, spheres of pure carbon containing 60 atoms apiece.

Greenland’s icecap has thickened slightly in recent years despite concerns that it is thawing out due to global warming, says an international team of scientists.