Engineeringness on MSN

How This Small Part Makes Electricity Flow the Right Way

Electricity doesn’t just flow freely in every direction—it needs control. That control comes from a tiny but powerful component: the diode. In this video, you’ll learn how diodes work, why they allow ...

This Simple Excel Trick Makes Dynamic Filters Update Themselves in Seconds

Learn how DROP, REDUCE, LAMBDA, and STACK make Excel arrays update automatically, split text, and stack filtered results ...