F+85+0 | YBaCuO pellet with magnet in liquid nitrogen on TV camera. | 2016-08-01 |
D+35+0 | Wobbly bar: Magnets in frame balanced by repulsive forces. | 2016-07-21 |
D+30+22 | Torque on coil suspended between two magnets. | 2016-07-27 |
C+70+15 | Ring and ball: Ball fits through ring only after ring is heated. | 2016-06-23 |
C+22+15 | Operating Sterling cycle engine, hot water powered. | 2016-06-30 |
D+15+24 | Levitator: Aluminum dish floats four inches off platform. | 2016-07-28 |
D+75+8 | Large Jacob's ladder. | 2016-08-04 |
D+10+30 | Kelvin water drop electrostatic charge generator. | 2016-07-14 |
D+30+25 | Elementary motor: De La Rive Tube. | 2016-07-21 |
D+15+26 | Eddy currents:Small magnet slowly drops between aluminum rails. | 2016-07-28 |
D+15+26 | Eddy currents:Small magnet slowly drops between aluminum rails. | 2016-08-01 |
D+0+6 | Capacitor doorbell driven by Van de Graaff generator. | 2016-07-14 |
D+35+7 | Barkhausen effect model: Many tiny magnets on pivots on OHP. | 2016-08-01 |
D+30+16 | Ampere's law: Currents in parallel wires attract or repel. | 2016-07-27 |