Who F&*%ed up the planet?

My cover of the amazing Katie Noonan's song about sustainability and responsibility.  ##LANGUAGE WARNING## https://youtu.be/Ek99OAox6Ec   The original is here: https://www.youtube.com/watch?v=Sdn3O6aaMNc


Sound and fire = complicated!

The Rubens Tube is a really complicated demo that seems simple. Once you start thinking about it you realise that sound antinodes are points of oscillating pressure, so the flames shouldn't be stable peaks - they should be going up and down at the frequency of the wave! And if you change the gas pressure … Continue reading Sound and fire = complicated!