Canadian retailers are again selling off Research in Motion's PlayBook tablets at massive discounts and shoppers seem to be eagerly snapping them up.

New research suggests that the pitch of one's voice appears to matter in the political trenches, with voters appearing to be drawn to candidates with more sonorous tones.

NASA's dead satellite fell into what might be the ideal spot — part of the south Pacific Ocean about as far from large land masses as you can get, U.S. space officials say.

NVIDIA currently owns over a major share of the smart phone market and tablet market

A huge underground river appears to be flowing thousands of metres beneath the Amazon River, Brazilian scientists said Thursday.

New office will be charged with planning multiple facets of NASA's future

Investigation of internet and mobile device giant expands to nine complaints

Abundant, rich deposits of materials used to make modern electronics have been found in the deep sea, suggesting that China could lose its tight control over the global supply.

Road Trip 2011: For more than 20 years, Europeans have been traveling from France to England (and vice versa) through the Eurotunnel, and not just on the Eurostar. Millions of people go through a year. CNET got a rare behind the scenes tour.

At its Worldwide Developers Conference last week, Apple talked about deep Twitter integration in iOS 5, but Facebook was conspicuously missing. How come?

Road Trip 2011: By building the Gotthard Tunnel, the Swiss government hopes to cut heavy truck traffic across the Swiss Alps in half, while doubling the efficiency and capacity of cargo trains between Zurich and Munich. It's also one of the largest infrastructure projects in the country's history.

Crew vessel will be able to support four on missions up to 21 days into deep space