This PSSC film made in 1960 is one of the finest physics films ever made. All students should see it at some point in their studies. See the article '"Frames of Reference" revisited' by Alistair Steyn ...
Hack A Day member Timothy Giles has created a very unique Raspberry Pi powered rotating picture frame, which incorporates both a Raspberry Pi and a little Arduino hardware to rotate the frame smoothly ...
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