Bob Ebeling spent a third of his life consumed with guilt about the explosion of the space shuttle Challenger. But at the end of his life, his family says, he was finally able to find peace. "It was ...

BRIGHAM CITY, Utah — One of the five engineers at NASA who raised warnings before the 1986 Challenger shuttle disaster has died at age 89. Ebeling and the other engineers for NASA contractor Morton ...

Bob Ebeling was anxious and angry as he drove to work on the morning of Jan. 28, 1986. He kept thinking about the space shuttle Challenger, cradled on a Florida launchpad 2,000 miles away. Ebeling ...

Last month, we covered the 30th anniversary of the Challenger disaster. While researching, I came across the story of Bob Ebeling. Ebeling was one of the five engineers who fought to ground the ...

When NPR reported Bob Ebeling's story on the 30th anniversary of the explosion of the space shuttle Challenger, hundreds of listeners and readers expressed distress and sympathy in letters and emails.

Bob Ebeling at his home in Brigham City, Utah, in 2016. The night before, Ebeling and other Morton Thiokol engineers tried to convince NASA, the National Aeronautics and Space Administration, that ...