Animated topology: Ant walk on the Klein bottle

5 May 2022: Wow - thank you so much for your views, likes & comments! We are deeply impressed what a little ant can effect :) We have even more (small & big) little animals hidden in our award-winning game app - free download in App & Play stores! More fancy videos on our channel: Every last Friday of the month we publish a new QUANTube video! In it, our young scientists answer the questions of the players of “KITTY Q“. Everyone who unlocks the integrated bonus app can ask us a question. Just search for the stove & picture frame & you' re ready to ask... Description of the ANT WALK: How does the Klein bottle work? The animation explains this from an ant's point of view. The object, named after the mathematician Felix Klein, is a topological curiosity–a so-called “non-orientable surface“. Because the Klein bottle is a one-sided surface. So there is no “insi