Last year, researchers published a study about two cannons unearthed near the modern-day U.S.-Mexico border that are from the 1500s, when the Spanish explorer Coronado was leading a violent expedition ...

Since the 1990s, the United States has used science to verify its nuclear weapons are working properly. NPR was granted a rare look at how they do it.

A videoshared on X claims to show the USS Preble firing a laser weapon. Verdict: Misleading The video is artificial intelligence. The image it is based on, though, is real. Fact Check: Social media ...

The American-made Bulldog never saw action at the hands of U.S. tank crews, but it still saw combat. This coming April will mark the fiftieth anniversary of the end of the Vietnam War, and one of the ...