January 22, 2016, 9am PST
Reporting from the world's most polluted capital, Julie McCarthy speaks with Ari Shapiro on NPR's "All Things Considered." McCarthy talks glowingly about how successful the two-week trial went in reducing pollution and congestion even more so.
January 12, 2016, 11am PST
Michigan's mandatory motorcycle helmet law was repealed in April 2012. It only took a week for Dr. Carlos Rodriguez to notice an increase in patients not wearing a motorcycle helmet in his trauma unit in Grand Rapids, so he launched a study.
January 4, 2016, 10am PST
Traffic deaths dropped by 27 in 2015 to 230, a reduction of over 10 percent from 2014. Pedestrian deaths decreased only slightly. Bicyclists fared better: deaths dropped by 30 percent.
The New York Times - N.Y. / Region
September 30, 2015, 11am PDT
Washington has Express Lanes on I-5 and I-90 and HOT Lanes on SR 167, but the 17 miles of lanes that opened Sunday on I-405 from Bellevue to Lynnwood will be the state's first Express Toll Lanes.
September 30, 2015, 10am PDT
Traffic fatalities in California have been rising since 2010, rising to 3,104 in 2013 after decreasing from 2006 to 2010. Experts point to several specific reasons for the increase; one of the most prominent may be in your hand right now.
June 26, 2014, 2pm PDT
The green, quieter model runs on lithium batteries and gets 100 miles per charge. The Milwaukee company hopes it will appeal to a younger, urban, environmentally-conscious demographic as it's main market has been "aging white male baby boomers."
October 14, 2011, 2pm PDT
In a recent episode of The Discovery Channel's "Mythbusters," hosts Adam Savage and Jamie Hyneman concluded that cars are a greener mode of transportation than motorcycles.
September 19, 2011, 2pm PDT
Segway meets Vespa: car designer Daniel Kim is developing a scooter-sized vehicle that is fully-enclosed and fully-electric, with a range of 150 miles.
May 25, 2008, 11am PDT
<p>Scooter sales are on the rise, as Americans wake up to the effect of high gas prices on their pocketbook.</p>