Making travel quick, safe for cars, bikes, walkers

Cellphones that warn drivers when people are crossing in front of them. Bicycles and cars that communicate with traffic lights. Sensors in cars that quickly alert other drivers to black ice, potholes or other hazards. A low-priced ...

Optimal timings for city stoplights reduce drive time

Anyone who has ever driven a city street and been frustrated by having to stop again and again for red lights has probably thought that there must be a better way. Now, researchers at MIT have developed a means of computing ...

Car-to-car talk: Hey, look out for that collision! (Update 3)

A car might see a deadly crash coming even if its driver doesn't, the U.S. government says, indicating it will require automakers to equip new vehicles with technology that lets cars warn each other if they're plunging toward ...

New LED streetlight design curbs light pollution

Streetlights illuminate the night, shining upon roadways and sidewalks across the world, but these ubiquitous elements of the urban environment are notoriously inefficient and major contributors to light pollution that washes ...

Quantum cryptography goes maintream

(Phys.org)—Researchers from Toshiba and the Department of Engineering have perfected a technique that offers a less expensive way to ensure the security of high-speed fibre-optic cables, protecting communication networks ...

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.

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