MSNBC: Tech & science
Touchscreen technology has been around since the 1970s. But how exactly does it work? Touchscreens work by using the human finger as an electrical conduit - the phone doesn't even know it's your finger – just that it's something that can carry a current. Lauren Goode explains.
Facebook is poised to become the first private company in the country to bankroll a full-time beat cop.
If you’re a Twitter user, you may have an email sitting in your inbox telling you to change your password right now.