Americans are in for another day of travel uncertainty as fight delays and cancellations mount across the country.

U.S. airlines canceled more than 2,500 weekend flights by Saturday evening as the Federal Aviation Administration’s mandate ...

Work is under way to prepare proposals for a Russian nuclear test, Moscow has said, in what would be its first test of a ...

Transportation Secretary Sean Duffy warns that U.S. air traffic could slow significantly if the federal government shutdown ...