Yes understanding of surface tension is that old but there is still stuff to learn. If there was not new stuff to learn and explore this blog would be useless. This video is from the 1960's. He does a lot of really cool experiments to give the audience a good idea of surface tension. Mostly, I love how this guy is wearing a suit and starts smoking half way through the video. It is very Mad Man-esque.
Part 1
Part 2
