Once one of the most difficult colors to recreate in paint, blue was only available to medieval artists, for example, by grinding up the prized stone known as lapis lazuli. By the 1900s, it was still ...

In the summer of 1991, a scuba diver named George Moon was combing the depths of Lake Pleasant in Erie County, Pa. When he ...

Local resident George Moon was diving in Lake Pleasant when he surfaced with a massive, fossilized bone nearly three feet ...

WASHINGTON -- Amanda Blackhorse has never met Daniel Snyder, but she's thought about what she might say to him if she ever does. "I'd ask him, 'Would you dare call me a redskin, right here, to my ...

WASHINGTON – Former Presidents Barack Obama and George W. Bush delivered rare open criticism of the Trump administration — and singer Bono held back tears as he recited a poem — in an ...

Oooh and ahh as America caps its 249th birthday with dazzling fireworks on the National Mall in D.C. If you don’t feel like jostling for the best viewing spots, your local PBS s ...

(AP Photo/Jacquelyn Martin) WASHINGTON – President Donald Trump is expected to sign an executive order on Monday ending U.S. sanctions on Syria, following through on his earlier promise to do so.

Those men -- George Washington, Thomas Jefferson, James Madison and James Monroe -- and their sometimes complicated relationships are the focus… By Judy Woodruff, Stephanie Kotuby Arts Dec 25 ...