A gradual dimming and brightening when a star passed behind it suggested the mini-Pluto was wrapped in a thin layer of air.

A report by the U.S. National Transportation Safety Board offers new details about the China Eastern Airlines crash in 2022, which killed all 132 people on board.

In the final stages of his dementia, a long-lost memory from childhood returned, perfectly formed. What was going on in his brain?

Gen. Wei Fenghe and Gen. Li Shangfu are likely to spend the rest of their lives in prison after receiving suspended death sentences.

A federal judge released the note, which Jeffrey Epstein’s former cellmate said he found in a graphic novel. The New York Times has not authenticated that Mr. Epstein wrote it.

Google’s A.I. search technology is far from perfect (don’t count on it for celebrity news), but it excels at tasks like picking out groceries and detecting scams.

With little tethering them to home, some empty nesters are taking to the road.

Investors questioned Ryan Cohen’s latest gambit after he gave an evasive CNBC interview and a once-loyal supporter sold his GameStop shares.