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This is the best DIY casing I've ever seen [DIY]
posted April 18 2012 5:07.05 by Giorgos Lazaridis




Herctrap sent me this link yesterday. Based on the Burr Brown OPA2107 Operational Amplifier, this guy made a small audio amplifier without soldering the parts on a PCB. The soldering...

[Link: Runaway Brainz]
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Tags: amplifier   audio   cast   diy   cell phone hacks   trick   creative   how to   how is made   music   



Melting silver for a real life periodic table
posted May 8 2011 19:27.27 by Giorgos Lazaridis




Dr. Max Whitby, also known as the element collector, makes real life periodic tables. This job is something like a chemistry art. In this video, he melts half a kilogram of silver...

[Link: Periodic Table Videos]
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Tags: chemistry   cast   artistic   science   how is made   








Watch how a sword was made back in the Bronze age
posted May 5 2011 20:41.53 by Giorgos Lazaridis




Eras ago, back when people used copper for their tools and weapons, bronze was the ultimate casting metal! Neil Oliver experiments with traditional methods of making a Bronze Age...

[Link: BBC]
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Tags: ancient   history   cast   how is made   discovery   mechanical   

















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