ABC News Studios' "IMPACT x Nightline: What Happened to Karen Silkwood? The Lost Tapes" begins streaming on Thursday, Dec. 5, ...

ABC News’ Aaron Katersky investigates the unexpected death of Karen Silkwood, and what newly uncovered audio recordings are ...

The story of Karen Silkwood made national headlines for a time and inspired the 1983 Mike Nichols film, "Silkwood," starring Meryl Streep. MORE: Karen Silkwood's sudden death unpacked in ABC ...

The crowd couldn’t have been more than a few hundred people. Millions were soon to know about Karen Silkwood. Silkwood’s death quickly created a media storm, with her story being chronicled by ...

Streep plays Karen, a single mother of three who works at a plant in small-town Oklahoma. She lives with her boyfriend, Drew ...

Fifty years after the crash that killed Karen Silkwood on a dark stretch of Oklahoma's Highway 74, a rekindled effort to get to the bottom of her untimely death has unearthed new clues that might help ...