How? Archives

How does a Combination Lock work?

From the Author: I’ve used a Combination Lock for years but I’ve never really understood how it works until I

This video covers how horizontal window blinds work. The mechanism that allows this to work is at the very top.

You can grab a pack of instant ramen and nuke it in about 3 minutes. But Andy from How to Make

How its Made Grocery Carts

Superclusters – regions of space that are densely packed with galaxies – are the biggest structures in the Universe. But

Myth: Helicopters will drop like a rock or brick when the engine shuts down. In fact, you have a better

Exoplanets challenge the notion that we are alone in the universe. Learn what types of exoplanets exist, the methods scientists

Bill details the engineering choices underlying the design of a beverage can He explains why it is cylindrical, outlines the

When we hear the word radiation, it’s tempting to picture huge explosions and frightening mutations. But that’s not the full

An American tradition since the 1980s, the UK’s love of rollercoasters is now so strong, that the day of celebrating

How Sewing Machine Works – Basic working principle of Sewing Machine. An awesome invention