On August 3, 2019, the 31 ^st  Techno Science Café was held on Hongo-Campus with the title "The Science of Surface". Participants enjoyed lectures, a workshop, and experiments.

This is a summary video of experiments on surface tension and on making soap bubbles that don't pop quickly.

NOTE:

- This lecture was conducted only in Japanese.

- UTokyo School of Engineering

http://www.t.u-tokyo.ac.jp/soee/