Science news articles about 'interstate highway system'

... increase, but that hasn't happened on the interstate highway system in Indiana." Findings are detailed in a research ... 182,922 accidents in 2006. Comparing only highways where the speed limit rose to 70 ...

... same urgency to making sure all Americans have broadband access as the Eisenhower administration did in building an interstate highway system a half-century ago, a report released Friday concluded.