Sean Duffy, U.S. Transportation Secretary, implements stricter wind turbine safety rules near transport routes.

The former VP's decision to skip out on running for California governor changes the political math for her party - and back ...

Stringent tailpipe emissions and mileage rules were part of the Biden administration's pledge to clean up the nation’s ...

During a tense second day of hearings into January’s fatal midair collision near Reagan National Airport, National ...