Missing Curvature: Bob Knodel Vs 8 Inches Per Mile Squared - ONE DAY IN THE SPRING OF 2015, 55-YEAR-OLD Bob Knodel got to thinking. Firstly, he thought about his training as a pilot—and then gyroscopes. He thought about space and satellite imagery too. Something didn’t add up right. “I was always, for the last 25 plus years—I guess you could kind of call me a conspiracy […]