What does the Challenger disaster tell us about the meaning of “evidence”?

We’ve just been watching the excellent new BBC/Open University movie, The Challenger, starring William Hurt, telling the story of how Nobel prize-winning physicist Richard Feynman uncovered the truth behind the 1986 space shuttle disaster. As a former physicist with a passion for science stretching back as far as I can remember, I’m getting increasingly concerned … Continue reading What does the Challenger disaster tell us about the meaning of “evidence”?