Questions linger over what this year’s layoffs and ranger protests at the National Park Service will mean for travelers, who made a record 331 million visits to park properties last year. Adding to the confusion is the federal court ruling on Thursday that the...

Four astronauts are scheduled to head to the International Space Station on Wednesday night.This otherwise routine rotation of crew on the space station is garnering extra attention because it will at last allow the return to Earth of Suni Williams and Butch Wilmore, two...