Will someone find a way to build AI tools at one-thousandth the price, letting a thousand ChatGPTs bloom? Are we going to ...

WASHINGTON — The U.S. is concealing a longstanding program that retrieves and reverse engineers unidentified flying objects, a former Air Force intelligence officer testified Wednesday to Congress.

WASHINGTON — Charlie Kirk’s $4.75 million Spanish-style estate is tucked away in a gated Arizona country club that boasts a guest casita, “resort-style” pool and striking views of the Sonoran Desert.

Steve Nix is a member of the Society of American Foresters and a former forest resources analyst for the state of Alabama. Defining the characteristics of individual leaves is part of tree morphology, ...