Hyperspace Pirate
A variety of electronic / chemical / mechanical tinkering projects, ranging from small circuit boards to whole vehicles.
Making Plasma By Hand
Making Nitrates with 150,000 Volts
DIY X-ray Machine
Transmitting Wireless Power over 100 ft
4,000-Joule Exploding Wire Machine
Making Gigantic Ice Cubes In My Garage
Acetylene Gas from Sea Shells and Driftwood
Gyroscopic Stabilization with Weight Shifting
Homemade Autocascade Refrigeration System (plus Anhydrous Ammonia)
DIY Micro Steam Powerplant
Gyro-Stabilized Monorail Train
Making Copper Parts from Algaecide
Making Liquid Nitrogen with my Homemade Cryocooler
Making Liquid Methane (and blowing up my Cryocooler)
DIY Cascade Refrigeration System (Part III)
Automated Ethylene Production Plant
How to make Ethane Refrigerant (R170)
Producing refrigeration from my pee
Dry Ice from Sea Shells
Battery-Powered Magnetron
Automated Hydrogen Generator
Joule-Thomson Cryocooler Part II (-153°C)
Seeing Radiation with the Naked Eye
Joule-Thompson Cryocooler
DIY Cascade Refrigeration System (Part II)
DIY Cascade Refrigeration System (Part I)
Making Ethylene (Refrigerant R1150)
DIY Vapor Compression Refrigeration System
Making Dry Ice from scratch
Pulse Tube Cryocooler (Part 4) - Valve Controlled