News tagged with stop
Two stopped light pulses interact with each other
(Phys.org) -- For the first time, physicists have experimentally demonstrated the interaction of two motionless light pulses. Because the stopped light pulses have a long interaction time, it increases the ...
May 08, 2012 |
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Roundabouts emerging as the ideal intersection between driver safety and efficiency
(PhysOrg.com) -- They've become the subject of myriad YouTube "how-to" videos. Entire department of transportation websites explain how to navigate them. And, they elicit more than a little anxiety and confusion in the minds ...
Feb 02, 2012 |
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Research warns drivers about most deadly, accident-prone intersections
(PhysOrg.com) -- The difference between an intersection controlled by flashing lights and one controlled by a stop sign can play a big role in accident prevention, according to a new study by researchers at The University of Texas at Austin. ...
Dec 20, 2011 |
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Driver misjudgment and landscape variations cause collisions at stop sign intersections
(PhysOrg.com) -- Stop signs are supposed to be traffic safety tools, but how effective are they? According to one Ryerson University researcher, intersections with stop signs can be some of the deadliest places ...
Sep 29, 2009 |
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Solar-powered safety: Road signs blink their warnings
Across New Jersey, more towns are using solar-powered warning signs, capitalizing on the technology's effectiveness to inform the public, warn motorists of danger and save energy.
Technology / Hi Tech & Innovation
Jun 19, 2009 |
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Bus left you waiting in the cold? Use your cell phone to track it down
(PhysOrg.com) -- It's a question heard at countless bus stops: "Have you seen the number 48 go by?" Cold, impatient bus riders stamp their feet, check their watches, and wonder if that bus is ever going to ...
Technology / Computer Sciences
Feb 10, 2009 |
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I quit, we quit -- what works better for smokers?
A study from the University of Bath has found that smokers are twice as likely to kick the habit if they use a support group rather than trying to give up alone.
Jan 22, 2009 |
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