To check out the physics courses that I mentioned (many of which are free!) and to support this channel, go to https://brilliant.org/Sabine/ and create your Brilliant account. The first 200 will get 20% off the annual premium subscription. Correction: At 4 mins 44 seconds, it should be the limit of x to +infinity, not x to 0. Sorry about that. And kudos to Evgeniy Smirnov and Alkis Papanastassiou for spotting this. In this video I explain what properties infinity has, how to calculate with infinity, how infinity appears in physics and why that may be problematic. #physics #science #mathematics 0:00 Intro 0:15 Properties of Infinity 3:29 Calculating with Infinity 5:46 Infinity is Unmeasurable 9:02 Infinity in Physics 11:01 Sponsor Message