Big Science is being reissued at a very timely moment: America is reinventing itself again. It’s a self-rescue mission, and just in time: democracy, we have been led to believe, has been snatched from the jaws of autocracy, maybe. A New Deal, leading to a fairer distribution of wealth and an ultimately liveable planet, is on the way, possibly. Racism dating back centuries is being addressed, hopefully. Let’s hope these helicopters don’t crash.