Archive: 05/26/2010

Major step ahead for cryptography

Imagine you could work out the answer to a question, without knowing what the question was. For example, suppose someone thinks of two numbers and then asks another person to work out their sum, without letting ...

May 26, 2010
4.8 / 5 (8) 1 | with audio podcast

IBM wants traffic lights to stop your car

(PhysOrg.com) -- IBM has filed a patent application for a traffic light system that can remotely stop and start the engines of vehicles, with the aim of increasing fuel consumption efficiency at busy intersections.

May 26, 2010 report
2.3 / 5 (18) 37 | with audio podcast

Little African grebe becomes extinct

A tawny water fowl that lived in a tiny corner of Madagascar is extinct, wiped out by an introduced species of predatory fish and by nylon fishing nets, conservationists reported on Wednesday.

May 26, 2010
4.8 / 5 (4) 3