Does the Universe have Higher Dimensions? Part 1

Signup for your FREE trial to The Great Courses Plus here: http://ow.ly/6ymM30rvhBa What do physicists mean when they talk about higher dimensional spaces, or space-times? How could we possibly not have noticed if space was not three-dimensional? In this first part, we will talk about the history of spaces with extra dimensions and how they became connected to dreams of unified theories, especially Kaluza-Klein theory, its achievements and its problems. Next week, we continue with the modern theories of additional dimensions of space. Part 2 is here:    • Does the Universe have Higher Dimensions? ...   You can support us on Patreon:   / sabine   #science #mathematics #physics 0:00 Intro 0:33 Higher Dimensional Geometry 4:37 Kaluza-Klein Theory 6:00 Predictions of Kaluza-Klein Theory 7:48 Problems with Kaluza-Klein Theory 8:42 Kaluza-Klein for all Forces 9:48 Sponsor Message