How_It_Works_Issue_99_2017

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C NTENTS TECHNOLOGY 12 Rise of the machines How are artificial intelligence and robotics changing the world? 20 Smart power strips 20 Electrical muscle stimulation 22 Nintendo Switch teardown 24 Heroes of… Bill Gates 26 4D cinemas ENVIRONMENT 28 Freaks of nature Discover some weird and wonderful adaptations of the natural world 34 How is olive oil made? 36 Bed bugs 36 How winds create ocean waves 37 Animal tracks 38 What is a weatherbomb? HISTORY 40 Da Vinci’s marvellous machines The inventions and creative designs of a Renaissance man 46 Shakespeare stats 47 Roman mining in Britain 48 Star forts 48 Lombe silk mill Meet the experts… Joanna Stass This month, Jo takes a ride through the streets of San Francisco on the city’s unique cable car system. She also explains olive oil production and the chemistry behind the irresistible aroma of freshly baked bread. TRANSPORT 52 San Francisco’s cable cars Inside the city’s iconic transport system 56 Day in the life of a Formula E engineer 58 Superchargers versus turbochargers 59 Tipper trucks 59 Zeppelins SCIENCE 60 Your secret superpowers Find out how genetic mutations can lead to extraordinary abilities 66 Incense 66 Fresh bread chemistry 67 60 second science: Newton’s laws of motion 68 Cosmetic chemistry 70 What makes you sick? 70 How perms work 71 Wound healing SPACE 72 Cosmic mysteries How are we searching for answers to the universe’s unexplained phenomena? 78 Spot the ISS 78 What went wrong on Apollo 1? 79 Scale of the universe 80 The Late Heavy Bombardment 82 Mission control Laura Mears This month, Laura explains how variations and mutations in our genetic code can lead to some surprising abilities. She also gives us a quick guide to Newton’s Laws of Motion in 60 second science. 40 Ella Carter From bug-eyed lemurs with spindly fingers to a giant flower that reeks of rotting flesh, Ella explains the adaptations of some of the world’s strangest organisms in our environment feature. 12 RISE OF THE MACHINES Da Vinci’s marvellous machines Jonny O’Callaghan Tackling some of the great unknowns of space science this month, Jonny explains how we hope to find the answers to some of the biggest questions, such as: are we living in a hologram? FREE POSTER BOATY MCBOATFACE PAGE 50 Stephen Ashby This issue, Steve teaches us how to build a water filter with some household items, and how to make a dancing snake with just some paper, a pen and a balloon. 004 | How It Works WWW.HOWITWORKSDAILY.COM
REGULARS 28 Freaks of nature 72 Cosmic mysteries 60 YOUR SECRET SUPERPOWERS 52 San Francisco’s cable cars 38 What is a weatherbomb? 06 Global eye Amazing science and tech stories from around the world 84 Brain dump The place where we answer your most curious questions 90 Book reviews Check out the latest releases for inquisitive minds 94 How to… Build a water filter and make a dancing snake 96 Letters Our readers have their say on all things science and tech 98 Fast facts Amazing trivia that will blow your mind WWW.HOWITWORKSDAILY.COM 22 Nintendo Switch teardown SUBSCRIBE Go to page 92 NOW! for great deals How It Works | 005
Page 3: ISSUE 99 WELC ME The magazine that
Page 7 and 8: Enceladus’ frozen saltwater ocean
Page 9 and 10: NEWS BY NUMBERS 100 words per minut
Page 11 and 12: 5 Medieval remedies could help figh
Page 13 and 14: DID YOU KNOW? During the Cold War,
Page 15 and 16: DID YOU KNOW? A neural network call
Page 17 and 18: DID YOU KNOW? NASA’S Curiosity Ma
Page 19 and 20: DID YOU KNOW? Experts theorise that
Page 22 and 23: TECHNOLOGY Inside the Nintendo Nint
Page 24 and 25: HEROES OF… TECHNOLOGY Time magazi
Page 26: TECHNOLOGY 4D cinemas appeal to you
Page 29 and 30: DID YOU KNOW? Any osedax worm you s
Page 31 and 32: DID YOU KNOW? The olm is the nation
Page 33 and 34: DID YOU KNOW? The gigantic shoebill
Page 35 and 36: DID YOU KNOW? Olive oil should idea
Page 37 and 38: DID YOU KNOW? Tooth marks and dropp
Page 39 and 40: BE INSPIRED BY NATURE www.animalans
Page 41 and 42: DID YOU KNOW? Da Vinci wrote about
Page 43 and 44: DID YOU KNOW? Bill Gates bought one
Page 45 and 46: DID YOU KNOW? Da Vinci was fascinat
Page 47 and 48: DID YOU KNOW? The Romans used lead
Page 49 and 50: THE STORIES, STRATEGIES, HEROES & M
Page 51 and 52: RESEARCH VESSEL The RRS Sir David A
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DID YOU KNOW? There have only ever
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DAY IN THE LIFE F brakes on the irs
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DID YOU KNOW? The German supply of
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DID YOU KNOW? A mutation in the gen
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DID YOU KNOW? The fruit fly equival
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DID YOU KNOW? People with European
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DID YOU KNOW? Newton was temporaril
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DID YOU KNOW? The ancient Egyptians
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DID YOU KNOW? Bleeding stops rapidl
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DID YOU KNOW? The closest galaxy to
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DID YOU KNOW? In 2013, it was found
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DID YOU KNOW? We only know black ho
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DID YOU KNOW? Some theories suggest
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DID YOU KNOW? A solar system 59 lig
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Special offer for readers in North
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Is it true that mole rats don’t g
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BRAIN DUMP Who invented the automob
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BRAIN DUMP Strobe lights are a popu
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BOOK REVIEWS Asteroid Hunters From
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Subscription offer Pick the subscri
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Make a dancing snake How does stati
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NEXT ISSUE Issue 100 on sale 15 Jun
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