How It Works

Welcome to How It Works, the magazine that explains everything you never knew you wanted to know about the world we live in. Loaded with fully illustrated guides and expert knowledge, and with sections dedicated to science, technology, transportation, space, history and the environment, no subject is too big or small for How It Works to explain.

WELCOME • Issue 210

Global eye

GLOBAL EYE • Showcasing the incredible world we live in

WISH LIST • CHRISTMAS GIFTS AND GADGETS

20 WEARABLE HEALTH TRACKERS • Whether you strap a wellness coach to your wrist or weave subtle sensors into your clothes, these devices are revolutionising how we track our health

HOW IN-FLIGHT WI-FI WORKS • This technology allows you to scroll to your heart’s content while killing time at cruise altitude

AI HEARING AIDS EXPLAINED • Artificial intelligence is providing a world of clearer and cleverer sounds to the hearing impaired

INSIDE AN ATOMIC CLOCK • Measuring time using the Earth’s rotation was always an imprecise business, so now we do it using the ‘tick’ of an atom

HOW THE MIGHTY MAMMOTH RULED THE ICE AGE • Meet the prehistoric giants that roamed the Arctic Circle thousands of years ago

Fabulous FESTIVE flora • Discover what makes these plants popular around Christmas time

WILL IT BE A WHITE CHRISTMAS? • A single snowfall can make all the difference

Have they found LIFE ON MARS? • Although it’s by no means certain, scientists are slowly accumulating evidence that life once existed on the Red Planet

THE HUNT FOR THE MISSING PLANET • Astronomers are now regularly detecting planets thousands of light years from Earth – but have we missed one in our own Solar System?

MUST-HAVE CHRISTMAS TOYS OF THE 1990s • Let’s take a nostalgia trip back 30 years to discover how the most-wanted toys of the festive season season worked

HOW WIGWAMS WERE BUILT • Discover the construction and living conditions inside these traditional domed dwellings

ALL ABOUT BLIMPS • Is it a bird? Is it a spaceship? No… it’s a non-rigid airship

COULD WE BUILD… AVATAR’S LINK UNIT? • Projecting our consciousness into other bodies and walking on alien worlds might not be such a far-flung concept

HOW HAIR GROWS • Why do we get hair on certain parts of our bodies, and can we get it back once it’s gone?

BRAINDUMP • Amazing answers to your curious questions

THE LIBRARY • The latest book releases for curious minds

BRAIN GYM • Give your brain a puzzle workout

HOW TO… • Practical projects to try at home

INBOX • Speak your mind

How It Works

FAST FACTS • Amazing trivia that will blow your mind