The Engineering Trade-Off: Why Your Handheld Vacuum Isn't a Dyson, and Why That's a Good Thing

Published on Nov. 26, 2023, 12:24 p.m.

On my workbench sit two machines. One is a 15-pound, corded upright vacuum, a monument to raw power with a roar to match. The o…

The 1.4-Pound Revolution: How Brushless Motors and Battery Physics Redefined Power in Your Hand

Published on Nov. 10, 2023, 7:37 p.m.

Consider the object before you. It weighs just 1.4 pounds (a mere 640 grams), barely more than a paperback novel. It is sleek, …