What ever happened to LI-FI
Years ago there was a lot of hype over Li-Fi (IT) transmitting data over your ordinary household lightbulbs incandescent or L.E.D by basically blinking the…
Pfizer Covid vaccine
Foto di Yaroslav Danylchenko
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Nickel titanium alloy
Photo by Peter Maerki
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Watchy the 4 month wait
After 4 months stuck in Hong Kong my Watchy finally shipped and was delivered yesterday. Already assembled and charged my new E-paper watch and soon…
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Diamagnetics
Diamagnetic (IT) materials oppose both poles of a magnetic field. Water is slightly diamagnetic and since most living things have a high percentage of water…
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Self-assembling wires
From way back in 2015 they were doing experiments with self assembling wires using high voltage, in this case 20000 volts applied to ball bearings…
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Dr. Wacky and his wishlist
Photo by Mandy Lynn
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MAS Stealth Propellers for Mavic Pro
UPDATE MAS has contacted me and are sending a new set of propellers. Master AirScrew since 1976, that statement alone would make me think I…
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Stirling cycle external combustion engine.
Conceived in 1816 by Robert Stirling the external combustion engine was originally designed as an alternative to the steam engine, but was basically confined to…
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Named Alloys
A great list of all the named alloys in alphabetical order by base metal.
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So you like puzzles?
Build your own from plans on this site. Some examples of what you can build
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