traffic congestion

Qinhuangdao's elevated bus, seen last month in this photo, will not move forward. The municipal government denied it had endorsed the project, and last month began dismantling the test site.

World News

China's Elevated Bus Project Seemed Too Good To Be True — And It Was

1:07pm July 06, 2017

by Anthony Kuhn

Project promoters claimed a giant vehicle would beat traffic jams by straddling traffic. Last week, they were arrested on suspicion of fraud. "The idea was absurd, childish," says a longtime critic.

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Cars on Highway 101 in Los Angeles on Tuesday. Around the nation, Americans drove a record number of miles last year.

National

Record Number Of Miles Driven In U.S. Last Year

7:29pm February 21, 2017

by David Schaper

American drivers put 3.22 trillion miles on the nations roads last year, up by 2.8 percent from 2015. A better economy and lower gas prices fueled the increase, which highlights infrastructure needs.

Unless there's a serious pileup, ants in traffic tend to bypass a collision and just keep going. A physicist has found a way to model this behavior with a mathematical equation.

National
Science

Why Ants Handle Traffic Better Than You Do

10:52am June 24, 2015

by Joe Palca

Ants don't show road rage. In fact, some research shows they rarely get into traffic jams and are able to maintain a steady speed even as their numbers swell. Can physics explain it?

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