Check out the physics courses that I mentioned (many of which are free!) and support this channel by going to https://brilliant.org/Sabine/ where you can create your Brilliant account. The first 200 will get 20% off the annual premium subscription. Correction: The photo at about 1 mins doesn't show Hermann Minkowski (who is the one I meant) but his brother Oskar. Sorry about that. In this video I explain why some physicists argue that time does not exist, and what that even means. You can support me on Patreon: https://www.patreon.com/Sabine?fan_landing=true You can join the chat on this week's video today (Sat, Jan 2, 2021) at 6pm CET or noon Eastern Time here: https://talk.conversful.com/c?id=-MPf9wLFMRVHuSmGpa7V #physics #education #science #philosophy 0:00 Intro 0:23 What is time? 3:37 How do clocks work? 4:19 What do physicists mean with "Time is not real"? 6:57 What might a theory without time look like? 8:43 Sponsor Message