magnets and electromagnets basic ideas of motor operation fingers, current, thumbs and North movement from electricity, and electricity from movement collapsing magnetic fields and back EMF turning motors on and off with the PPI duty cycle Pulse Width Modulation speed control ...
Einstein's theory of relativity is one of the most famous scientific ideas of the 20th century. Here are examples of how relativity can be seen in real life.
Gray technology does not provide a satisfactory answer to this question. Gray technology can build colonies in space in the style of‘O’Neill’s “Island One,” cans of metal and glass in which people live hygienic and protected lives, insulated from both the wildness of earth and the wildn...
This site uses hands-on experiments to show the basics of how real things in the real world are controlled with computers. That means it's about most of the computers in the world. Most computers don't sit on desks, but are used to control things that don't look anything like a ...