For his Hackaday Prize entry, [castvee8] is making seven-segment displays out of vintage neon lamps. It looks great, and it’s the basis of an all-vacuum tube calculator. The core of this build ...

Here’s a fun video by [Ashish Derhgawen], discussing the photoelectric effect of neon lamps with some simple demonstrations. Orange light makes it light! [Ashish] demonstrates the well-known ...

defying the traditional tube-bound forms of neon, which require both ends to be sealed. One plant-like specimen reaches skyward, a white-blue light coursing from its base and splitting off into ...