News tagged with traffic light

US, university test cars that can communicate

In a few weeks, about 2,800 cars, trucks and buses will start talking to each other on the streets of Ann Arbor, Michigan, in a giant experiment that government officials are hoping will lead to safer roads.

Aug 21, 2012
5 / 5 (1) 6

Researchers roll out a new form of lighting

In this month's edition of Physics World, Paul Blom and Ton van Mol from the Holst Centre in Eindhoven describe a way of creating thin, flexible sheets of organic light-emitting diodes (OLEDs) using a cheap, newspaper-style "roll- ...

Nov 01, 2011
4.7 / 5 (11) 3 | with audio podcast

What causes traffic gridlock?

Everyday life enters a different phase on the Tuesday after Labor Day, the unofficial start of autumn in the United States. As students and employees return from vacation, and vehicles fully flood roadways ...

Sep 07, 2011
4.2 / 5 (5) 5 | with audio podcast

Power grid change may disrupt clocks

A yearlong experiment with the nation's electric grid could mess up traffic lights, security systems and some computers - and make plug-in clocks and appliances like programmable coffeemakers run up to 20 ...

Jun 24, 2011
4.3 / 5 (11) 20

Intel's new fiber-optic cables promise speed boost

Envisioning a data traffic jam looming as consumers shuttle increasing amounts of information among their home PCs, televisions and other gadgets, Intel plans to introduce new technology in a few months that could keep everything ...

Apr 07, 2010
4.7 / 5 (6) 8

The internet of cars

(PhysOrg.com) -- An internet of cars promises a road system designed around cooperative technology enabling each element of the traffic system -- cars, drivers, traffic lights, signs -- to cooperate proactively ...

Mar 22, 2010
4 / 5 (6) 8 | with audio podcast