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Issue 163
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KETTLE CHEMISTRY
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LESS THAN 1 MIN READ TIME
KETTLE CHEMISTRY
Minerals can build up in the bottom of a kettle
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This article is from...
How It Works
Issue 163
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Other Articles in this Issue
WELCOME
WELCOME
“The nervous system gives us the power of
REGULARS
Firework eruption
© Getty The summit crater of Batu Tara
Stellar clusters
© ESO, NASA/ESA/R. Gilmozzi/S. Casertano, J. Schmidt Around
Plant feeding tubes
© Getty This is the stem of a
Olivar’s squat lobster
© Getty Meet one of the strangest crustaceans
Hidden chamber discovered in the Great Pyramid
A new scan of the Great Pyramid of
MOST INTACT TRICERATOPS FOSSIL GOES ON DISPLAY
A Triceratops that died 67 million years ago
Scientists discover a new rainbow-coloured fish
R esearchers have described a stunning multicoloured wrasse
Planet Nine is still missing
Artist’s illustration of Planet Nine, a world about
ANTARC TIC SEA ICE IS AT A RECORD LOW
Antarctic sea ice floats in the water in
Sleeping with a light on may be bad for your heart
J ust one night spent sleeping in a
INTERGALAC TIC SHOCK WAVE IS BIGGER THAN THE MILKY WAY
The northern shock wave glows in radio wavelengths
14th-century sarcophagus found at Notre-Dame
Archaeologists at Notre-Dame Cathedral in Paris, which caught
NASA caught a dead star spewing antimatter
Images from NASA’s Chandra X-ray Observatory and ground-based
Astronomers detect largest organic molecule ever
A stronomers have detected the largest organic molecule
King cobra is actually four species
King cobras, which may be four distinct species,
SKULL OF SEA SERPENT-LIKE MAMMAL UNCOVERED
The skull of the newfound Basilosaurus species sits
WISH LIST
The latest for OUTDOOR EXPLORERS
FREE 2 eBooks FOR EVERY READER!
Grab yourself two fascinating, fact-packed How It Works specials for your digital device. Simply use the link below or scan the QR code to download
Why has flooding become such a problem?
Amazing answers to your curious questions
DOES A METAL SPOON STOP SPARKLING WINE FROM GOING FLAT?
This is a widespread myth, and has some
HOW DO ANTS BREATHE?
Insects breathe very differently to mammals Ants, like
HOW DO EAR THERMOMETERS WORK?
These devices are also called tympanic thermometers. This
Why do humans prefer some smells over others?
Some people aren’t as adverse to smelly socks
WHY DOES METAL REACT SO VIOLENTLY IN A MICROWAVE?
Microwaves are a kind of electromagnetic wave, and
How do multivitamins work?
The human body requires a number of vitamins
HOW DO BONSAI TREES STAY SO SMALL?
Miles Denton
WHY DO WE BLUSH?
Blushing occurs when an excess of blood flows
WHAT MAKES DIET COLA DIET?
Diet cola is actually not a modified form
Will the James Webb Space Telescope see clear images of Epsilon Eridani?
© Getty / Alamy / NASA Epsilon Eridani,
WILL WE CHANGE THE MASS OF THE PLANET BY EXTRACTING ALL THE OIL?
We are indeed redistributing mass around the planet,
Why can ants carry items much heavier than themselves?
SEND YOUR QUESTIONS TO: HOW IT WORKS MAGAZINE
WHO INVENTED THE MOBILE PHONE?
The invention of the first handheld mobile phone is credited
WHAT DOES A HANDBRAKE ACTUALLY DO?
A car’s handbrake is the lever to a
WHY IS PLUTO NOT A PLANET ANYMORE?
Did you know? Eris is about the same
What makes us faint?
Fainting is usually preceded by dizziness Fainting, or
THE LIBRARY
The latest book releases for curious minds
MAKE AND EXCAVATE YOUR OWN SPONGE FOSSIL
Practical projects to try at home
MODERN MAMMOTHS
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AIEYES
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TOUGH INSECTS
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HISTORY OF LANGUAGE
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FAST FACTS
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SPECIAL
UNRAVELLING THE NERVOUS SYSTEM
Explore the electrically charged network composed of billions of cells that coordinates your thoughts, feelings and actions from head to toe
SCIENCE
COLD SCIENCE
How low temperatures can change the state of elements and both injure and heal living tissue
COLD AND THE HUMAN BODY
The cold can harm the human body, but can also be its saviour
CHILLY CHAMPS
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BATTERY BASICS
How do these portable power sources store and release electricity?
HOW BLEACH KILLS GERMS
This cleaning cupboard staple tears through proteins, destroying bacteria and viruses in minutes
SPACE
THE GOLDILOCKS ZONE
Journey into a star’s habitable zone, where planetary temperatures allow liquid water to exist
PROFESSOR FEDOR ŠIMKOVIC
At the bleeding edge of physics research, studying some of the smallest particles in the universe, professor Šimkovic’s day-to-day work is stranger than you can imagine
TRANSPORT
INSIDE A CAR GEARBOX
Discover the secrets behind manual and automatic gears and their amazing history
HOW SAILS HARNESS THE WIND
Why some ships have differentshaped sails to others and how they’re used
CAR HEADLIGHTS ILLUMINATED
Vehicle headlamps have been around for over a hundred years. How do they work, and what will they look like in the future?
HISTORY
WHAT WAS THE V-2 ROCKET?
How this deadly weapon was repurposed as a vehicle for taking astronauts to space
TECHNOLOGY
HOW PET ID TAGS WORK
These smart devices reunite owners with their animal companions
INSIDE AN INFRARED CAMERA
These devices detect thermal energy and turn it into an image we can see
GAMING PC TE ARDOWN
A closer look at what makes the most powerful gaming computers tick
ENVIRONMENT
WHAT CAUSES WIND?
How the uneven heating of our planet produces everything from a light breeze to a full-force gale
HOW SMART IS A DOLPHIN?
These marine mammals are some of the cleverest creatures in the ocean
HOW WHIRLPOOLS FORM
These ominous vortices have the power to suck nearby objects into a watery spiral
WHY DO MOTHS EAT CLOTHES?
How these tiny insects can wreak havoc on your wardrobe
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