How It Works
How it Works amazing inventions

Discover the world’s most amazing inventions in the latest How It Works special edition

How it Works amazing inventions

From flushing toilets to life-saving vaccines, many inventions from history have dramatically changed our lives. The latest How It Works special edition is your essential guide to the greatest gizmos and breakthroughs the world has ever seen. Discover the geniuses behind the inventions, and take a closer look at what makes their gadgets tick.

Inside you’ll find…

50 GREATEST INVENTIONS

From the wheel to the 3D printer, we countdown history’s most significant innovations that have shaped the modern world.

How It Works 50 Greatest Inventions
How It Works 50 Greatest Inventions

 

HISTORY’S MOST GRUESOME INVENTIONS

Brutal torture devices, bizarre medical treatments and merciless weapons of war – these terrifying contraptions reveal a darker side of invention.

THE ENIGMA MACHINE

Inside the machine that helped the Allies decipher messages and shorten the war

HOW DO DYNAMO GENERATORS WORK?

Revolutionising the generation of electricity, dynamos are now used worldwide to power cars, planes and ships

BATTERING RAMS

How did these massive siege machines break down city walls?

10 NASA INVENTIONS IN YOUR HOME

Bound by its motto ‘for the benefit of all’, since its formation NASA has had an obligation to foster and transfer its technological and scientific breakthroughs to the public and commercial spheres. You’ll be surprised which gadgets were actually developed by the US space agency.

How It Works 10 NASA inventions in your home
How It Works 10 NASA inventions in your home

HOW THE GRAMOPHONE WORKED

The invention that brought sound to the home explained

THE BOW DRILL

An ancient device that uses friction to light fires

COLOSSUS COMPUTER

How the first programmable digital computer helped bring WWII to an end

HOW DO OVERHEAD PROJECTORS WORK?

The science behind the classroom classic

THE FIRST VACUUM CLEANER

How this horse-drawn vacuum cleaned Victorian houses

INSIDE CINECAMERAS

How were the original motion pictures captured on film?

Plus:
AIRSHIPS
HOW DID EARLY CALCULATORS WORK?
SELF-HEATING FOOD CANS
PLOUGH PARTS
THE FIRST SAFETY RAZOR
PORTABLE MUSIC PLAYERS
VIDEO GAME CONSOLES
EVOLUTION OF THE PC
COMPUTER PRINTERS
WRISTWATCHES
SMARTWATCHES
EVOLUTION OF THE BICYCLE
THE FIRST TELEVISION

The How It Works Book of Amazing Inventions is available now. Simply download the free How It Works app onto your iOS device and find this special edition within it. Whilst you’re there, you can also find our guide to the galaxyearthquakes edition, and book of the senses.

Plus, take a look at:

Historic tech breakthroughs: Weird and wonderful inventions from the past

Who invented the mobile phone?

What did the Romans really do for us?