Try shopping for a USB-C cable and you’ll no doubt be struck by the confusing disparities in cable pricing and performance claims. These are just cables, right? Can they really be that different? At ...

It’s relatively easy to understand how optical microscopes work at low magnifications: one lens magnifies an image, the next magnifies the already-magnified image, and so on until it reaches the eye ...

Microscopy refers to any method used to acquire images of nearby objects at resolutions that greatly exceed the resolving ability of the unaided human eye. Object visualization may be mediated by ...

Learn the benefits and risks of options and how to start trading options Lucas Downey is the co-founder of MoneyFlows, and an Investopedia Academy instructor. Samantha (Sam) Silberstein, CFP®, CSLP®, ...