Not actually named after a fellow called Eddie - an eddy current is a swirling electrical current that is created in a conducting metal such as copper or steel by moving the metal through a magnetic field, or a magnetic field over the metal.
Hi there. You may have guessed it, but I love magnets. I also love discovering awesome videos about magnets and luckily the web is full of magnet and physics videos. Here I highlight five of my favourites.