Infographic: ElectricityA visual cheat sheet about electrical physics, containing the most important formulas of current and Ohm’s law expressed through an impossible water circuit analogy.(by Pierluigi Scotolati)
How To Build A Solar Generator At Home For Under $300. Simple Step By Step Instructions
Via Hubble: The cosmic "ice sculptures" of the Carina Nebula. Scientists are still trying to explain the beautiful spires.A nebula from Latin: "cloud"is an interstellar cloud of dust, hydrogen, helium and other ionized gases.
If a tub of Crisco burns for 45 days as a candle, why in the hell would you add that kind of fat to your food? (Crisco Candle for emergency situations. Simply put a piece of string in a tub of shortening, and it will burn for up to 45 days.