"Electrochemically grown crystals. You can still see the holes used to hang the anodes in the plating bath. Towards the end of the solution's life, the polarity is reverted, so most or all dissolved ...

For everyone who can't resist buying enough snacks to survive an apocalypse or who genuinely needs three gallons of mayo (no ...

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Looking for something a bit neater, [sandy] built a simple pen plotter to write labels on a roll of tape. The plotter uses the usual 3D printer components like steppers, drivers, belts ...

(“Check inside any toilet-paper dispensers for hidden samples or adulterants, and then tape shut the outside.”) For many employers, drug testing is provided by an outside contractor. Maritime ...