News tagged with city traffic

Calgary rolls out Bluetooth travel time system

(Phys.org)—The City of Calgary, Alberta, now uses Bluetooth-based tracking to give people real-time information about travel time during their commute. The system collects information from Bluetooth devices ...

Dec 09, 2012 report
5 / 5 (4) 5 | with audio podcast

Clamorous city blackbirds

(Phys.org)—Animals have developed a variety of strategies for dealing with increasing noise pollution in their habitats. It is known, for example, that many urban birds sing at a high pitch to differentiate ...

Jan 11, 2013
4.3 / 5 (3) 0 | with audio podcast

Problems plague new air traffic control computers

(AP) -- New computers crucial to modernizing the U.S. air traffic control system have run into serious problems and may not be fully operational by the end of this year when the current system is supposed to be replaced, ...

Apr 21, 2010
3 / 5 (3) 0