dx3/dt3 - T shirt (Light): dx3/dt3 - T shirt (Dark): Part 2 (Ship's perspective) - An intuitive explanation for why objects can never react the speed of light? Chapters: 00:00 Introduction 00:10 The common "explanation" (Infinite energy) 00:37 Photon clock & time dilation 02:22 Do real clocks undergo time dilation? 03:59 Evidence for clocks slowing down (Atomic clocks) 04:39 Evidence for TIME slowing down (Muon Decay) 07:52 Deriving time dilation equation (Intuitively) 09:24 Summary of time dilation equation (The Lorentz factor & proper time) 10:40 Some values for the Lorentz factor 11:40 Why can't you reach speed of light? 14:11 Why it REALLY takes infinite energy?