May 6, 2023
seen from Germany
seen from Malaysia
seen from Australia
seen from United States
seen from Indonesia
seen from Ireland
seen from Germany
seen from Netherlands
seen from Germany
seen from Indonesia
seen from T1
seen from United States
seen from United States
seen from Germany
seen from United Kingdom
seen from South Africa
seen from Netherlands
seen from South Africa
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seen from Russia
Not a toy but a precision instrument
Not a toy but a precision instrument
https://commons.wikimedia.org/wiki/File:Radiometer_9965_Nevit.gif
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My little Crookes radiometer
[Crookes Radiometer in vacuum tube and in STP]
[Stirling Engine and Crookes Radiometer]
Video of a Crooks Radiometer. A Crookes Radiometer (light mill) is a clear glass globe with 4 vanes that spins in sunlight. The vanes are black on one side and white on the other side.
I cant stop watching this....