Bet you didn't realize your phone could power all these devices.

Today we're looking at Atomic Force Microscopy! I built a "macro-AFM" to demonstrate the principles of an atomic force microscope, then we look at a real AFM (an nGauge AFM from ICSPI) and do a few ...

How telescope magnifications work and why eyepieces are the best upgrade for achieving your stargazing goals. When you purchase through links on our site, we may earn an affiliate commission. Here’s ...