These are nice. I like science. I also know Helium! Great job!
Scientific and Microscopic Icons
A set of quarks, molecules, atoms, and other scientific entities and stuff.
Credits to Cary Haung's "Scale of the Universe 2" for getting me started! htwins.net/scale2
These aren't transparent and only come in 32x32. If you want transparency, you must convert it yourself.
Have a suggestion? I am open! Comment it in my profile or down below!
Mar 9 2017: Set created