Friday, 17 April 2015
Thursday, 16 April 2015
This is a simple circuit that can power a light bulb without any wires, at a distance of almost 1 inch! This circuit acts as both, step u...
There are some hopes that the sun will become a main source of energy in the 21st century. By then, sources of oil will be almost exhauste...
Hello, my name is Jack Sparrow. I'm a 50 year old self-employed Pirate from the Caribbean.