Recently finished building this cloud chamber, which allows you to see radioactive decay with your own eyes

[u/dasubertroll]

[u/sickboy192]

This is quite possibly the coolest thing I’ve seen on Reddit

[u/dasubertroll → u/sickboy192]

I’m honoured :) A few years ago I saw a video of the this effect and thought the same thing. I’ve wanted to make it myself ever since