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Episode 7 of a series of episodes explaining particle physics starting from the zero point and the discovery of the first particles up to the theory of everything and includes the following: -- Introduction 00:00 Background to the previous 00:19 Galileo tries to measure the speed of light 01:17 The problem of determining locations in the ocean 02:59 Galileo invents the cosmic clock 06:18 Uli Reimer measures the speed of light 07:42 William Herschel discovers infrared rays 10:00 Johann Ritter discovers ultraviolet rays 11:17 The double slit experiment 12:33 Fraunhofer's black lines 15:50 ..... To watch more exclusive videos, you can support us on Patreon / sharafestien or become a member of the channel