A new welcome center at the Katahdin Woods and Waters National Monument in Maine tells the story of the land from the ...

Republicans are encountering early headaches in Senate races viewed as pivotal to maintaining the party's majority in next ...

The restoration is currently at its second stage of a three-part project, which will create a community center for the Village of Walthill and the Omaha Reservation.

Clean-energy projects have new deadlines for federal tax credits and limits on foreign parts, taking aim at California’s ...

The National Park Service is defending its handling of a lightning-sparked wildfire that destroyed the Grand Canyon Lodge.