2021-01-06 14:43 thomas.godart Physics is absolutely fascinating and beautiful! Thank you Physics Girl 🙏 How to Make a SQUARE Vortex Ring! ft. 3blue1brown play_circle_filled YouTube https://youtu.be/N7d_RWyOv20 labelPhysics Girl check_box_outline_blank labelscience check_box_outline_blank labelinteresting check_box_outline_blank