Monthly Archives: May 2012

Paul Falstad's popular ripple tank simulation is now available for your iPhone/iPad and it's free. Now make virtual waves with your finger!

Check out the app here:

http://itunes.apple.com/us/app/ripple-tank-free/id453342553?ls=1&mt=8

For non iPhone/iPad owners the ripple tank java applet is also available here:

http://www.falstad.com/ripple/

In the late 1700s, Italian scientist Luigi Galvani stumbled across one of the most important discoveries of all time. He found that frog legs would contract when some of the muscles and nerves were connected – even when the frog was dead! Galvani attributed this phenomenon to the idea that animal and human brains produce [...]