Iowa's speed limit is going up this summer. Gov. Kim Reynolds signed legislation June 1 raising the state's default speed limit to 60 miles per hour, up from the current speed limit of 55 miles per ...

The 85th percentile rule is a big part of speed limits in the United States. Here's what the rule is and how it influences ...

With high-speed rail ambitions in California delayed by years and coming in at a higher-than-expected cost, Lou Thompson, who sat on the state's high-speed rail peer review group, said "failure is ...

Get the latest Speed Skating news, race results, World Cup standings, and analysis from Reuters, covering the global circuit ...