00:56
Air filled balloon floats in carbon dioxide.
03:28
Arduino EVI Prototype - Danny Boy - Greensleves
01:32
Zinc Negative Resistance 40 Meter CW Transmitter - 5 miles
01:17
RC Airplane Drags Video Tape
01:10
Electric RC Plane Carries Gas Can Aloft
00:57
Walkalong Vertical Flyer
03:21
Homemade Memristor
01:47
Slope Soaring In The Yard With Grandfather And Two Granddaughters
02:05
Flame Controlled Synthesizer Lowpass Filter
02:21
Copper Oxide Thermoelectric Generator Can Light LED
05:14
Copper and Steel Thermocouple
02:00
Evaporograph Produces Images of Cool Objects and Infrared
04:29
Static Electricity Flyers
02:42
Walkalong Glider Goes Electric
01:39
Flame Triode Amplifier and Oscillator, more experiments.
01:35
singing-water-stream
03:03
Homemade magnetic amplifiers made from common materials.
01:21
Liquid Piston Steam Engine
00:32
Very Simple Stirling lamina flow liquid piston engine.
01:27
Trevelyan Rocker
03:07
Zinc 80 Meter CW Transmitter, Actual Sound Heard From Various Distances.
01:34
Flame makes open tubes oscillate.
01:30
Zinc Negative Resistance Sound Synthesizer
01:38
Zinc Negative Resistance 80 Meter CW Transmitter.
02:21
Flame Triode With Gain And Intriguing Flame Phenomenon.
00:21
Homemade TEA Laser Running At 120 Hz.
00:43
TEA Laser Only Three Inches Long
02:43
Simple Homemade Tea Laser
01:01
Cathode Ray Tube Worlds Smallest? Second Version
00:56
Homemade Cathode Ray Tube Oscilloscope.
00:38
Cathode ray tube 2 world's smallest?
00:46
Homemade Cathode Ray Tube 1
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