'Tragedy averted' at Atlanta Airport as police arrest man with AR-15 allegedly threatening to 'shoot it up' Stray cat begs ...

See how local businesses are celebrating the opening of the Dorrance Dome at the Arizona Science Center. Supreme Court Is ...

Cuts to the federal agencies that manage national parks, science and public lands are expected to result in firings across ...

Researchers at Banner MD Cancer Center in Phoenix have opened enrollment for a Phase 2 clinical trial that has shown some ...

A newly discovered comet is about to make its closest pass to Earth on Tuesday night. It should be visible over the Bay Area before it disappears — and won’t be seen again for more than a thousand ...

More than 900 Princeton Graduate School alumni and guests returned to campus for panel discussions, faculty lectures, ...

In this fourth week of the government shutdown, Senate Republicans are gathering at White House — not for urgent talks on how ...

Senate Majority Leader John Thune, R-S.D., listens as President Donald Trump speaks as he hosts a lunch with Republican ...

Standing at the edge of Meteor Crater near Winslow, Arizona feels like peering into another world—a massive bowl carved into the Earth by a visitor from space that arrived with the subtlety of a ...

Developers have until Nov. 14 to submit their proposals to build commercial data centers at Davis-Monthan Air Force Base and four other U.S. bases.

SpaceX's Falcon 9 rocket will once again soar over Arizona after launching from Southern California to deploy Starlink satellites.