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CERN experiments pay off by collapsing science as we know?
posted October 5 2011 14:10.09 by Giorgos Lazaridis




E = MC^2, who does not know Einstein's equation and Einstein himself. This equation is related to the Einstein's theory of relativity, according to which no particle can travel faster...

[Link: Sixty Symbols]
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Tags: science   theory/tutorial   discovery   physics   research   news   pioneer   



About Ozone and Chlorofluorocarbon
posted October 5 2011 13:59.17 by Giorgos Lazaridis




Professor Martyn Poliakof from Periodic Videos explains what ozone (O3) is and how it's made, why we need it, and how aerosols and other products which use chlorofluorocarbons react with...

[Link: Periodic Table]
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Tags: chemistry   science   health & nature   green   theory/tutorial   how it works   








PS/2 Keyboard Interface Tutorial [Video]
posted September 26 2011 10:02.45 by Giorgos Lazaridis




Chris from Pyroelectro uploaded a new interesting electronic tutorial. In his pages he explains how can someone interface a PS/2 keyboard to a PIC18F microcontroller, with a short...

[Link: pyroelectro]
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Tags: electronic project   pic   microcontroller   articles   theory/tutorial   communication protocols   how it works   pc related   



Inductive spiking and how a diode can save your circuits [Video]
posted September 22 2011 20:27.14 by Giorgos Lazaridis




Get any circuit with an inductive load such as a solenoid or a relay, and you will probably notice that the designer has put a diode across the coil... You may have heard this diode...

[Link: Afrotech]
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Tags: articles   theory/tutorial   how it works   



A very strange periodic table
posted September 20 2011 21:10.25 by Giorgos Lazaridis





Professor Martyn Poliakoff came across a very strange periodic table at a university in Rio, Brazil. Its lay-out is unusual and it contains several elements with surprising symbols...

[Link: Periodic Videos]
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Tags: chemistry   science   crazy photo/video   crazy designs   theory/tutorial   history   unsolved mystery   








The atmosphere itself can easily smash a metallic can [Video]
posted September 20 2011 20:58.11 by Giorgos Lazaridis




The atmosphere applies a pressure of about 100 000 N to every square meter on Earth's surface. We take this pressure for granted because we have the same amount of pressure pushing...

[Link: Veritasium]
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Tags: pressure   physics   experiments   science   health & nature   theory/tutorial   



This is what you will find inside a 7-seg LED
posted September 15 2011 19:47.33 by Giorgos Lazaridis




Everyone! Leave all the cutting tools, knives scissors and blades on the bench, and give a chance to this 7-segment LED display that you are about to chop in two to see what is inside...

[Link: engineersgarage]
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Tags: led   7-seg led   theory/tutorial   how it works   crazy hack   



Here is how you can make fire from ice! [Video]
posted September 15 2011 19:30.19 by Giorgos Lazaridis




I remember when i was young, i heard someone saying that it is possible to make fire from ice, if you rub a piece of ice with your hands and shape it as a focal lens. I never tried it...

[Link: tim3jones]
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Tags: fire   unsolved mystery   tips   trick   solar   theory/tutorial   how to   








PIC microcontrollers: Interrupts vs. Polling [Theory]
posted September 15 2011 19:17.18 by Giorgos Lazaridis




Here is something cool for those who are learning how to program a PIC microcontroller, and when they came across the PIC Interrupts felt totally helpless. Chris from pyroelectro uploaded...

[Link: pyroelectro]
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Tags: pic   microcontroller   articles   theory/tutorial   how to   electronic project   diy   software   

















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