June 16, 2016, 7am PDT
The forced slow-and-go caused by speed humps may have the unintended consequences of increasing the release of the tiny particles that have proven harmful to health within a concentrated area.
November 1, 2011, 9am PDT
A technology company in Maryland has developed a speed bump that captures the kinetic energy of the cars driving over it and sends it back into the grid.
September 17, 2010, 8am PDT
A Virginia man who rallied to have a traffic-calming speed bump installed on his street became the source of so much local controversy that a neighbor recently shot and killed him.
April 2, 2010, 5am PDT
A German homeowner is frustrated with the traffic in his neighborhood, so he designs and installs his own speed bump for his street. While there are no English subtitles, the pictures and sounds illustrate the directions and results all too well.
August 20, 2009, 8am PDT
This oped takes on American street design and blames it for causing countless road injuries and deaths.
August 18, 2008, 7am PDT
Van Nguyen and six neighbors in the NewHolly neighborhood of Seattle weren't satisfied with the city's lack of action on the cars speeding through their community- so they installed speedbumps themselves.