For looking at really small stuff, an optical microscope will only go so far. Looking at things at the nanometer level, though, usually requires some sort of electron microscope, with all the ...

Today we are machining some metal inside the scanning electron microscope! By creating a custom ... a Mechanic For These 14 Car Repairs You Can DIY What is a good credit score?

[Hyna] has spent seven years working with electron microscopes and five years with 3D printers. Now the goal is to combine expertise from both realms into a metal 3D printer based on electron-beam ...