waves

Now you know there is a way to levitate large objects as well, they just need to slowly pretend they are currently discovering it. Held aloft by sound waves, a water droplet and a piece of sodium metal waltz to Johann Strauss's 'Blue Danube.' More...

The boat had no hull. It was a wing fired in porcelain, glass and steel skimming the waves and our girl gone with you to let out the mainsail. The win was what mattered, speed and style. The boat had no hull, just a wing so that waves slipped past like Teflon, your mast tall and great sail...

Sound Waves And Their Sources (1933) - Educational film that covers the basics of acoustics. How sound propagates through a medium, pitch, timbre, loudness etc. Dated but accurate.