Two field studies conducted by the AAA Foundation for Traffic Safety examined the effectiveness of certain “countermeasures” that aim to reduce highway work zone crashes – especially vehicle-mounted electronic variable message signs or VMSs. [Above photo by the Ohio DOT] “We examined this safety challenge because these crashes are avoidable if drivers slow down and […]

A recent blog post by the Pew Trusts highlights how the growing success of wildlife crossings – bridges, underpasses, and culverts designed to help animals avoid vehicle traffic – across the U.S. is drawing a surge of interest from policymakers seeking to reduce wildlife-vehicle collisions and protect animals. [Above photo by the Colorado DOT] For example, Pew […]

Transportation engineers at North Carolina State University are proposing to add a fourth light to the traditional “red, yellow, green” traffic signal configuration to enable autonomous vehicles or AVs to help control traffic flow, while letting human drivers know what’s going on. [Above image by NCDOT] Ali Hajbabaie, an associate professor of civil, construction and […]

The White House officially nominated Ann Carlson (above) to be administrator of the National Highway Traffic Safety Administration on February 13. [Above photo by NHTSA] Carlson, who previously served as NHTSA’s chief counsel, has been serving as the agency’s acting administrator since the previous administrator, Stephen Cliff, stepped down in August 2022 to become executive […]