[Marc] has an old Voigtländer Vito CLR film camera. The camera originally came with an analog light meter built-in. The meter consisted of a type of solar panel hooked up to a coil and a needle. As ...

Intended use of control system stuff, as evident by their design: "To be installed on a totally isolated network with no communication to anything else." Actual use case: "Connected to the internet or ...

Solar panels are an amazing piece of engineering, but without exactly the right conditions they can be pretty fickle. One of the most important conditions is that the panel be pointed at the sun, and ...

I'm not trying to take part in round 9000 of a political debate. I take it for granted that in whatever broad category the government spends money, no matter how necessary some spending in that ...