Dylan McClain

He shared the Nobel Prize in Physics for his work on gravitational waves, which helped confirm Einstein’s general theory of relativity and how the universe began.

Daniel Naroditsky, a top American player with an online following, was found dead in Charlotte, N.C., after talking about being accused of cheating by a former world champion.

She pointed to evidence that the Earth’s inner core was solid — not liquid, as scientists had believed — a discovery that was ahead of its time.

When scientists unwittingly turned helium into a superfluid — a feat many thought was impossible — Dr. Leggett not only recognized what had happened but also explained how.

A Dutchman, he was considered the best player outside the Soviet Union for two decades, although he described himself as “lazy” and was open about using alcohol and drugs early on.

“Untold,” a sports documentary series, recounts a notorious match between two grandmasters and the cheating accusations that rocked the chess world and beyond.

“Checkmate,” Ben Mezrich’s tale of chess scandal, may be ready for its close-up — but not for a close read.