1.4 Guest Lecture Space, Time, and Spacetime
so welcome to age 20 special relativity it's a great pleasure to introduce david kaiser david is a faculty in the physics department um he's also historian of science so he's in a super great position to talk about einstein and special relativity and give kind of the frame for this class so please welcome david um and you know take it along great well hello everyone happy new year uh welcome back at least virtually to mit it's really a great pleasure um to talk with you today about this material i love this material so hopefully you can all see that first slide smiling einstein on the bicycle okay so i want to talk about three main um parts today for for the for the material i will talk about how all the of of the kind of most accomplished physicists were thinking about motion of bodies through space and time during the middle and late years of the 19th century roughly say 100 to 150 years ago give or take because that really sets up a pretty sharp contras...