What the hell is reinforcement learning and how does it work?

Tom Hanks on his new novel, the importance of film crews, and the movie industry "at a crossroads"

U.S. cruises to 3-0 win over Vietnam in its Women's World Cup openerMega Millions jackpot grows to an estimated $820 million, with a possible cash payout of $422 million

Louisville appoints Jacquelyn Gwinn-Villaroel as first Black woman to lead its police departmentMore states enacting laws to allow younger teens to serve alcohol, report findsBody believed to be of missing 2-year-old girl found in Philadelphia river

Dog that walks on hind legs after accident inspires audiencesAbout 1 in 10 young adults are vaping regularly, CDC report finds

In historic move, Biden nominates Adm. Lisa Franchetti as first woman to lead Navy

Vivek Ramaswamy reaches donor threshold for first Republican presidential primary debateAfter 2 teenage girls die from overdoses at Tennessee school, 3rd student who survived overdose charged with murder

Alligator catches some waves at Alabama beach, video showsSuspect arrested near Prince Harry, Meghan Markle's Montecito home faces prowling charge

How job seekers are using AI to supercharge their job huntSupreme Court denies request to block Illinois ban on semi-automatic rifles