How It Works issue 41 free preview!

This month How It Works delivers a bounty of awesome articles and fantastic features including:

Industrial Revolution – Journey back in time to the most prolific period in engineering history as HIW reveals how the world was transformed by steam…

OLED TV screens – Learn how television displays are growing ever slimmer in this article that sheds some light on organic light-emitting diodes.

25 facts about earthquakes – There’s tectonic trivia galore in this issue’s big Environment feature as we answer some of your most groundbreaking quandaries.

Light and colour – We look at the science and nature of light, how it moves, as well as how it creates the whole spectrum of glorious colours in our world.

Exploring the outer Solar System
– How are intrepid probes like Cassini and Voyager travelling across space to study the most distant reaches of our Solar System and beyond?

Amphibious vehicles – How can an everyday car become a versatile aquatic machine capable of plunging beneath the waves?

Canterbury Cathedral – How was this ancient religious building constructed and what events led up to the notorious murder that took place there?

How It Works issue 41 is on sale from 29 November 2012 and is available from WHSmiths, Barnes & Noble, supermarkets and all good newsagents.