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RideNerd determines greenest car

Tesla Model S or Audi A7? Toyota Prius or Nissan Leaf? New Web site RideNerd lets you compare cars to find out which are the least harmful to the environment.

By Sep. 17, 2013


G-20 determines world's energy fate, says report

China may lead, but government policies of most influential nations collectively hold power over how much money is privately invested in clean power projects, according to The Pew Charitable Trusts.

By Dec. 8, 2010


Test determines whether you'll age like fine wine

Geneticists develop a computer model that they say predicts with 77 percent accuracy whether you should expect to live to be 100.

By Jul. 3, 2010


Denso camera tech detects distracted walking

At Nvidia's developer conference last week, auto supplier Denso showed image-processing tech that can tell if you are staring at your phone.

By Mar. 31, 2014


How to tell if your Android phone or tablet supports USB On-The-Go

Can you plug external devices into your smartphone? A simple app answers the question, potentially saving you both time and money.

By Feb. 5, 2014


Twitter updates mobile app to screen for porn-like content

If you click on a tweet that may contain inappropriate images or video, Twitter's mobile app will warn you first.

By Jul. 17, 2013


Firefox OS getting interface overhaul in coming months

Half a year after the first Firefox devices went on sale, Mozilla is coming up with more of its own ideas about how a mobile OS should work. Here's what's coming in the next year.

By Feb. 23, 2014


Six smartphone trends that failed miserably

What determines which smartphones soar and which sink? Have a look at six trends that put devices smack dab in the latter camp.

By Jun. 13, 2013


AMD unveils first eight-core 5GHz processor

AMD introduces today its FX-9000 Series, a family of eight-core processors that are said to be the first in the world to have a clock speed of up to 5GHz.

By Jun. 11, 2013


Psst, hey buddy, want a free BlackBerry?

The BlackBerry Z10 is free through Verizon and 49 cents through AT&T, with the usual two-year contract. But will buyers bite at a free or cheap BlackBerry?

By Nov. 22, 2013