For [Peter]’s entry for the 2015 Hackaday Prize, he’s attempting to improve the standard industrial process to fix atmospheric nitrogen. Why? Fertilizers. He’s come up with an interesting technique ...

Earlier this year [Skyhawkson] got ahold of an Apollo-era printed circuit board which he believes was used in a NASA test stand. He took high quality photos of both sides of the board and superimposed ...

Beeping continuity testers have been around for a long time, but for PCB reverse engineering purposes they leave a lot to be desired. They respond to a “short circuit” of several ohms whereas one ...