U.S. Raúl Grijalva, an Arizona Democrat who was a fierce advocate for national parks, passed away Thursday from complications related to cancer treatments. He was 77.

A federal judge's ruling Thursday that the National Park Service must rehire any employees who were wrongfully fired on ...

An effort by the National Park Service to let national park superintendents decide whether hoverboards, e-scooters, and Segways can be used in their parks is too open-ended to protect park resources, ...

Public input is being sought on a plan by the National Park Service and Washington State Transportation Department on a ...

A program launched by the Blue Ridge Parkway Foundation seeks to unify the more than two dozen gateway communities along the Blue Ridge Parkway in Virginia and North Carolina.

Grant agreements national park friends groups have with the National Park Foundation are under review to ensure they are in sync with all executive and secretarial orders issued by the Trump ...

Campground and access point repairs are continuing at Ozark National Scenic Riverways in Missouri following a record-setting ...

To time how fast a sprinter runs, you just need a stopwatch. To time how fast magma moves, you need to know a little bit ...

The Kīlauea volcano at Hawai'i Volcanoes National Park continues to put on a dazzing show, with fountains of lava being spit 400-500 feet into the air.

An Arizona Republican wants to give the Border Patrol unfettered access across official wilderness, and potential wilderness, ...

The aged Pa-Hay-Okee Overlook boardwalk trail and tower at Everglades National Park will be replaced over the next six months, forcing closure of the attraction.

A new species of shark has been discovered a Mammoth Cave National Park, where fossil records have revealed more than 70 ...