Teen "Jeopardy!" champion donates $10,000 to cancer research in Alex Trebek's honor

Preview: Elton John's mother told him, "I love you, but I don't like you""Prince Estate will never give permission to President Trump to use Prince's songs": Estate hits back after Trump's Minnesota rally

"Sesame Street" addresses opioid crisis as Muppet's mother battles addictionPrince Harry and Ed Sheeran release comedic video to mark World Mental Health Day"I couldn't dare do that": Rihanna confirms she turned down Super Bowl halftime show

"We can unlearn hate": Steven Spielberg and Alex Gibney talk new docuseriesMatt Lauer accused of rape by NBC News colleague, Ronan Farrow's new book claims

Alex Trebek says his pancreatic cancer may mean the end of his time as "Jeopardy!" host

Ellen DeGeneres explains friendship with George W. Bush: "We're all different ... that's OK"Oversight Board co-chair says Facebook can't "invent sanctions for their users" after body orders review of Trump ban

Debris from Halley's Comet to light up the sky this weekEpic Games v. Apple: The high-stakes battle that could change the iPhone and App Store forever

Verizon selling Yahoo and AOL to private equity firm for $5 billionSpaceX Crew Dragon astronauts arrive home with rare pre-dawn splashdown in Gulf of Mexico