Basic electricity

Category: Physics


Basic electricity
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  6. May, 2014

Basic electricity

Introduction Before you begin to immerse us in the electronics must have some notions about the physics of electricity, perhaps there are too advanced in math concepts, do not worry if you don't understand them many shall not be used, but if it is necessary to have them. This manual is intended to be simple
A star eating supermassive black hole
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  6. May, 2014

A star eating supermassive black hole

This video shows as a star is food by a hole black, is really impressive, many secrets of the universe still not have discovered. You can see the disk of the star dust and such you are entering the black hole. [embed]https://www.youtube.com/watch?v=DMOMG2sEav8[/embed]
Smart Tech Of Things
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  6. May, 2014

The quantum compass could replace the GPS

The Ministry of defence of United Kingdom is working in a device similar to a "compass quantum", that replaced to the system GPS (created by the Department of Defense of United States) and that will allow determine the position of way exact without need of the employment of satellites. The reason for this change is
Pyramids and friction of sand.
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  6. May, 2014

Pyramids and friction of sand.

A group of researchers from researchers at the Foundation for Fundamental research on matter, has discovered as they could the Egyptians moved large stones to create the famous pyramids. Seems to be that they were pushed on the sand, but I had a trick, dry sand has a high and too wet friction impedes the