For your perusal & delectation,
items of interest elsewhere on the web
Occurence and Rare-Earth Element Geochemistry of Rogerley Mine Fluorite.
Facinating details of Weardale fluorite crystals by Jesse Fisher
Threadlike streams of "Electric wind"
Bill Beaty investigates an unusual electrostatic phenomenon.
Home-Built Nitrogen Lasers
An excellent resource from Sam Goldwasser
Unusual Electrical Discharges
Richie Burnett creates unbranched sword like streamers from a well designed solid state tesla coil.
The South Terras Radium Mine, Cornwall`s Finest
Accounts and pictures of this still highly active site
Experimental performance of chlorine trifluoride-hydrazine propellant combination in 100-pound-thrust rocket engine
NACA experiment with exotic propellants in 1949
Electrically Induced Morphological Instabilities in Free Dendrite Growth
Ken Libbrecht grows ice crystals in high electrical fields
Alpheus heterochaelis produces 5000K temperatures!
The snapping shrimp produces a cavitation bubble, which upon collapse exhibits brief sonoluminescence.
A "Triplex" Wimshurst Machine
A very interesting electrostatic generator by Antonio Carlos M. de Queiroz.
The XLR-99 for the X-15
Engine running on anhydrous ammonia and liquid oxygen develops 600 000 HP
Constructional details for a superb stereo-zoom microscope
Designed by Giorgio Carboni, this excellent instrument uses binoculars & camera zoom-objective for low cost.
The Archimedes Apparatus
Could Archimedes have demonstrated the universality of gravitation? John Walker of Fourmilab finds out
Brownian motion of molten lead particles in solid aluminum at 438°C
A very odd effect discovered by Bjarne Schmid in 1992
Pa 231 is a fissile material - Carey Sublette also details other nuclear materials
Alchemist rubs white phosphorus onto his genitals
A 1692 account of phosphorus production & experimentation, compiled by Adam McLean
Ethyl Alcohol Distillation
This very comprehensive guide by Tony Ackland includes the essential section - 'Will I Go Blind?'
Phenomenal Marx Generators
Electrical experimentalist Mike Harrison produces long electrical discharges using ceramic capacitors
Fludd`s Closed-Cycle Mill, A Perpetual Motion Machine of 1618
It`ll Never Work! Donald Simanek explains why Fludd`s machine was dud
Theoretical rocket performance of JP-4 fuel with mixtures of liquid ozone and fluorine
NACA calculations in 1957 on this powerful combination
Spectacular Large Scale Experimentation with Sodium Metal & Water
Theo Grey, elementalist & craftsman, creates large detonations in his lake