NASA Lost a $327 Million Spacecraft Because of Units

A spacecraft flew to Mars for nine months, fired its engine, and was never heard from again. The cause wasn't an explosion or a broken part. It was one number in the wrong units. This is the story of the Mars Climate Orbiter, lost in 1999 because one program wrote pounds and another read newtons. 0:00 The tiny mistake 0:37 The mission 1:33 Two kinds of numbers 2:30 The slow drift 3:56 The bill 4:28 The real lesson #OneTinyMistake #NASA #Mars