Headphones, speakers top gift lists

Headphones, speakers and other audio gear are topping the holiday gift lists of many Americans this season.

Apple shares rise on China Mobile deal (Update)

Apple shares rose Monday after the company sealed a hard-won deal with China Mobile which will see the world's biggest wireless operator make the iPhone widely available to customers.

Resistance makes waves

Even physics can give pointers for energy saving. An international team working together with the Centre for Quantum Materials, run by the Max Planck Society in conjunction with the University of British Columbia (Canada), ...

Comet Lovejoy approaching key spot

Comet Lovejoy reaches a pivotal point in its orbit next week when it comes closest to the sun. It will still be visible to earthbound skygazers, astronomers say.

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