Archive: 11/14/2007

Wormholes on Earth?

According to a group of mathematicians, it may be possible to create devices with internal tunnels that are invisible to detection by electromagnetic waves—wormholes, in a sense. The group discusses the idea in a paper ...

Nov 14, 2007 4.5 / 5 (177) 7 feature

Google meets Sherlock Holmes

Soon after 9-11, Americans wondered aloud: How did our guardians miss the clues? Suspects on watch lists had moved money in curious ways. “Chatter” had risen in recent months. A visitor to the country ...

Nov 14, 2007 4.2 / 5 (6) 0