Super Joule Ringer! Lights my workshop 24/7

Feb. 14 | Uploaded on Aug 26, 2011 This is my first practicable application of the Joule Ringer design. This has very real world value to me. LaserHacker.com for more info. Published on Apr 19, 2013 This video contains some tips and suggestions for those who have...

Say Hi to the Dolphins: lesson 1 Vortex Physics

Jan. 9 | A vortex ring is a doughnut-shaped phenomenon where fluids or gases knot and spin in a closed, usually circular loop. The physics of vortex rings is the same as that which gives stability to tornadoes, volcanic eruptions and mushroom clouds. (Dolphins...