Explosion strikes Iran’s capital; NASA clears its Artemis moon rocket On today's episode: Iran state television says there has been a large explosion in a Tehran square, as rallies were taking place.

US forces successfully completed a massive operation to recover a missing Weapons System Officer, who ejected himself from a F-15E that went down over Iran on Friday, from behind enemy lines on Sunday ...

For more than 160 years, the National Academies have provided nonpartisan, evidence-based advice on decisions that affect our nation. Browse the listing of projects and activities to see examples of ...

The most-purchased protein in America was already under siege from the smallest cattle herd in 75 years. Now fuel prices, fertilizer costs, and corn feed economics are converging on the ground beef ...