May 18th, 2013
Fresnel Lens Solar Foundry Obsidian Farm exceeding 3800 ˚ Fahrenheit 2100˚ Celsius

May 18th, 2013
Fresnel Lens Solar Tracker Afternoon Stationary Target DAN'S SOLAR TRACKER

May 18th, 2013
All in One DIY solar panel configurations for low wattage solar 15-40 watts panel

May 18th, 2013
The electric slide electrolyte current voltage controller MOT variac controller Rheostat

May 18th, 2013
Self Powered Light Bulb FREE ENERGY FREE POWER CAMPSITE Troll physics

May 18th, 2013
Easiest Heron's Fountain in the World DIY no sealant, no glue 2 minute build

May 18th, 2013
Poor Man's Liquid Nitrogen Bill Beaty's concept 2008

May 18th, 2013
STEAM ENGINE powered by DRY ICE and water CO2 phase change sublimation to kinetic energy

May 18th, 2013
Laser Projection Microscope DIY Microscope non-aqueous GreenPowerScience

May 18th, 2013
Small Portable Solar Cooking, 3 minute Italian Eggs with a parabolic mirror prepper cooking

May 18th, 2013
Fire from water plastic sheet 800˚ Fahrenheit 427˚ Celcius

May 18th, 2013
Solar Death Ray Parabolic Mirror from a Trash Can Lid HACK

May 18th, 2013
free energy generator - outside revealed RAW FAKE

May 18th, 2013
DIY TELESCOPE primary mirror off-axis TESTING reducing optical aberration Daniel's Mirror

May 18th, 2013
DIY Schlieren Photography anyone can do 5 minute setup (SMALL OBJECTS) 1200fps

May 18th, 2013
Trash can lid to Parabolic Mirror DIY telescope mirror Signal booster Faster 3G/4G

May 18th, 2013
Daniel's Solar Heat Ray DIY $25 giant parabolic mirror DEATH RAY Rojas Reflector

May 18th, 2013
GIGANTIC Fresnel Lens "BIG DADDY" boiling water

May 18th, 2013
Slomo FRESNEL LENS 2340ºF Solar Power of the sun 1282ºC High speed slow motion

May 18th, 2013
Starting a fire with a cup of coffee Vacuum formed parabolic shape

May 18th, 2013
DIY household mirror hack to a Heat Ray 12 inch mirror 20 FT (DAN'S TRICK) Archimedes Death Ray

May 18th, 2013
Hard drive magnet burning from dry drilling Neodymium Fire Rare Earth Magnets NdFeB NIB

May 18th, 2013
rerelease Water Lift Atmospheric Pressure Torricelli Vacuum 10 meter potential

May 18th, 2013
Archimedes Heat Ray Long Flat Mirror 90 ft.

May 18th, 2013
DIY Solar Panel Broken Glass Milwaukee 2239-20 M12 Clamp-Gun