Mesmerizing (and instructive) video of “Pendulum waves” youtube.com/watch?v=yVkdfJ… via @DominiciNad http://t.co/7fWqXeOo4l
Mesmerizing (and instructive) video of “Pendulum waves” youtube.com/watch?v=yVkdfJ… via @DominiciNad http://t.co/7fWqXeOo4l