Aug 16, 2013 — What's the point of a red light camera — to make intersections safer, or to generate revenue? That's the question asked by researchers at the University of Tennessee, who say the cameras are sometimes used in ways that are more likely to make money than to improve safety.
Sep 11, 2012 — Too many bad nights' sleep can raise the risk of heart attack and high blood pressure. Researchers say highway noise should be added to the list of environmental pollutants.
Apr 1, 2011 — Americans are driving more than ever, yet deaths from traffic accidents have fallen to levels not seen since 1949. Safer cars and better roads are making a difference.
Jun 23, 2010 — Tom Vanderbilt proposes that cities eliminate parking spaces...