The Secret Genius of Modern Life Season 2 Episode 2 - Vacuum Cleaner

Airdate: 2023-Nov-22

Episode summary:

Hannah takes a look at the vacuum cleaner, going behind the scenes with Dyson and discovering how the motor in their latest vacuum spins nine times faster than that of a Formula One race car.She finds out why a wheezy janitor in the 1900s took inspiration from a sewing machine to create the first popular, portable vacuum. And she comes face to face with a colony of creepy crawlies whose job is to help us fight the filth.

About The Secret Genius of Modern Life series:

Hannah Fry uncovers the secrets behind the miraculous technologies of the modern world, revealing the mind-blowing stories behind their invention.<...Show more >