space

Hi, I'd like to build one of these: https://phys.org/news/2006-04-lunar-buster.html Basically it's a sort of static electricity linear motor that pushes dust around. I understand general principles of electronics and have built a few circuits from kits, but that's about it. I figure this...

Hello, I am building a cubesat that will be launched aboard a rocket, inside a locker in the pressurized crew capsule. One of the onboard experiments calls for radiation level sensing. I see that the Pocket Geiger Type 5 (SEN-14209) needs to remain still, otherwise it will give false readings...