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How It Works
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Issue 184
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Why do the upper arm and upper leg have only one bone, while the lower arm and lower leg have two bones?
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Why do the upper arm and upper leg have only one bone, while the lower arm and lower leg have two bones?
SEND YOUR QUESTIONS TO: HOW IT WORKS MAGAZINE @HOWITWORKSMAG HOWITWORKS@FUTURENET.COM HOWITWORKSMAG
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Questo articolo è...
How It Works
Issue 184
VISUALIZZA IN NEGOZIO
Altri articoli in questo numero
WELCOME
WELCOME
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REGULARS
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ANIMALS Caterpillars evolved chubby little ‘prolegs’ from crustaceans
GLOBAL EYE Showcasing the incredible world we live
ARCHAEOLOGY GIRL DISCOVERS 100,000-YEAR-OLD MAMMOTH BONES IN ARIVER
Woolly mammoths were living on the Russian mainland
PLANET EARTH Scientists finally discover a ‘lost continent’
The mystery of what happened to a lost
The collapse of the West Antarctic ice sheet is ‘unavoidable’
Icicles hang from a melting iceberg on Petermann
SCIENTISTS DETECT THE FASTEST EVER FAST RADIO BURSTS
Artist’s impression of the discovery of microsecond bursts
Scientists used a supercontinent to solve a 390-million-year-old ‘murder mystery’
The supercontinent Gondwana was located around Earth’s South
ANIMALS
ANCIENT SKELETONS OF THE LARGEST EVER MARSUPIAL ARE UNEARTHED
The Moon is 40 million years older than we thought
The Moon is at least 40 million years
Scientists unveil an ‘atlas’ of the gut microbiome
Scientists can now predict how individual bacteria in
HEALTH
Mammal cells may use some viruses like vitamins
Scientists found a way for two black holes to orbit each other forever without colliding
Artist’s impression of a pair of supermassive black
ANCIENT EGYPTIAN NEW YEAR’S SCENE IS UNCOVERED IN A 2,200-YEAR-OLD TEMPLE
A stunning scene painted by ancient Egyptians has
WISH LIST
Thelatesttechfor CHRISTMAS
QUICKFIRE QUESTIONS
Q1 What is the Milky Way said to
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MAKE FOAMING FAKE SNOWMEN
Make realistic miniature snowmen and fake snow with kitchen ingredients
INBOX
Speak your mind
FAST FACTS
Amazing trivia that will blow your mind
SPECIAL
20 CHRISTMAS SCIENCE questions answered
How does Santa Claus deliver presents around the world in one night? Discover the chemistry, biology and even theoretical physics of Christmas
SANTA’S secret science
The technology and theoretical physics that get Santa around the world in a single night
TRANSPORT
WHAT’S ON the tree?
The science behind festive decorations and ornaments
Aboard the WORLD’S LARGEST CRUISE SHIP
Sail away on the Icon of the Seas: Royal Caribbean’s latest luxury floating voyager can hold around 8,000 people
RIDING THE WAVES
Take a tour of the world’s largest cruise ship and discover how it sails
WHAT ARE CAT’S EYES?
These glowing road safety devices have steered drivers in the right direction for decades
HISTORY
How the AEROPLANE WAS INVENTED
Hop aboard the Wright brothers’ ingenious creation and discover the beginning of modern-day aviation
WHAT WAS THE BOSTON TEA PARTY?
Why American colonists attacked British tea ships 250 years ago
TECHNOLOGY
HOW AIRPORTS ARE GETTING SMARTER
Discover the latest smart airport technology that’s making air travel a safer and smoother process
WHAT ARE HAPTIC DEVICES?
Haptic technology is bringing the virtual world to life through touch
HOW TO PAY BY PHONE
Near-field communication has revolutionised how we pay for goods and share data
HOW WOOL IS MADE
Discover the process that turns fluffy fur into fabric
SPACE
HOW EARTH GOT ITS WATER
A lot of our water likely came from space, which could be shown by a NASA spacecraft that just returned from a nearby asteroid
VENUS: EARTH’S EVIL TWIN
The second planet from the Sun is a hellish place of boiling temperatures and acid rain, but can it teach us about our future?
HOW THE INTERNATIONAL SPACE STATION WAS BUILT
The football-pitch-sized science lab presented the toughest engineering challenge of modern times, but a historic level of international cooperation and an innovative modular design made this remarkable satellite a reality
ENVIRONMENT
GREAT ANIMAL MIGRATIONS
Taking to the skies, sea or land, what drives certain animal communities to make long voyages across the globe?
WHY ARE SEA LEVELS RISING?
How civilisation and natural processes are turning Earth into a water world
FROM FANG TO PHARMACY
Venoms are often associated with sickness and death, but they’re actually packed with chemicals that can cure our ills
SCIENCE
HOW TO GROW PLANTS WITHOUT SOIL
Hydroponics is a method of growing plants in a water-based nutrient solution
MAKING CEMENT AND CONCRETE
Discover how these strong building materials are produced, and the price the planet pays for it
FIVE UNEXPLAINED THINGS ABOUT YOUR BODY
Our knowledge of this collection of skin and bone that we call home has some surprising gaps in it
What is plasma?
BRAINDUMP Amazing answers to your curious questions SEND
WHY DO IRONS WORK SO MUCH BETTER WHEN HOT?
Cloth fibres are bound together by chemical bonds,
WHAT’S THE DIFFERENCE BETWEEN ADOLPHIN AND APORPOISE?
Of the two marine mammals, porpoises are shorter
ARE ASTRONAUTS ABLE TO BURP?
Burps, or belches, are caused by a vibration
WHY ARE SOME ANIMALS ALBINO?
Although albinism is rare, many animals are at
What causes the ‘butterflies in my stomach’ feeling?
Did you know? Butterflies can taste things using
COULD SCIENTISTS EVER DEVELOP AWAY FOR HUMANS TO EXTRACT THE OXYGEN FROM WATER?
Oxygen can be extracted from water in a
How would you put out a fire on the ISS?
Although there have been no fires on the
DO WE CONTROL OUR BRAINS OR DO OUR BRAINS CONTROL US?
SEND YOUR QUESTIONS TO: HOW IT WORKS MAGAZINE
DOES THE SOUND OF RUNNING WATER MAKE US WANT TO PEE?
It certainly can, although this is most likely
IF ILET A BALLOON GO, HOW HIGH CAN IT GET BEFORE IT POPS?
At sea level there’s about one tonne of
What would Saturn’s rings look like from the surface of the planet?
Since Saturn is a gaseous planet, it’s not
CAN WE SEE BOTH THE SUN AND THE MOON OUTSIDE OF AN ECLIPSE?
Yes! The Moon is actually the second-brightest object
WHERE DO MAGGOTS COME FROM WHEN FOOD GOES BAD?
For hundreds of years, many scientists used the
IF WE’RE CONSTANTLY SHEDDING SKIN, HOW MUCH DO WE LOSE OVER ALIFETIME?
Skin is our body’s largest organ – on
I’m often delayed by signal failures – what exactly does this mean?
Did you know? The first train journey took
WHY DO DOGS LIKE CHASING THINGS YOU HAVE THROWN?
Dog are descended from wolves that chased after
THE LIBRARY
The latest book releases for curious minds
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