Navajo Nation President Buyy Nygren announced he's running for a second term Monday, saying he wants to build on the momentum ...

With the clock ticking, President Trump radically expanded his threat to the entire Iranian nation if its leaders fail to do ...

The U.S. military has launched strikes on Iran's Kharg Island ahead of President Trump's deadline for the country to reopen the Strait of Hormuz.

During the mission's loop around the moon, the crew took geological observations of places of interest on the lunar surface using their own eyes and snapping thousands of photos of the surface.

NPR's Leila Fadel asks Rep. Adam Smith, the top Democrat on the House Armed Services Committee, about President Trump's continued threats against Iran and prospects for a ceasefire.

It's not just oil and gas that are affected by the Iran war. All sorts of shortages and price spikes are starting to pop up ...

The NASA moon mission completed several key milestones as its crew looped around the lunar body. It's expected to splash down ...

Bill Phillips was an outsider to economics, but he used a machine and a chart to change the way we think about the government ...

Artificial intelligence tools that help mental health therapists take notes and keep records are quickly entering the ...

The visit takes place ahead of President Trump's own summit with Chinese leader Xi Jinping next month, where Taiwan is ...

NPR's A Martinez talks to Paul Hayne, a planetary scientist at University of Colorado Boulder, about what he and others working on future moon missions hope to learn from Artemis II.