TABLE OF CONTENTS TABLE

ONTE

SOCIETY

F Who creates them and why? . 5 4

How do you protect your property from theft? While material objects can be hidden and locked away, intellectual property needs different solutions. And people have found them! All it takes is adding a touch of fiction to a dictionary, map, or encyclopaedia. This makes someone’s work unique—and helps catch dishonest people. The only problem is, sometimes, fiction becomes reality . . .

M AT H S

T M H How to choose the right door . 4

CIPHER

C The Atbash cipher . 9

PHYSICS

H What seismic waves reveal . 10

CHEMISTRY

A Tools that reshaped chemical analysis . 18

SPACE

D Can a planet revolve around two suns? . 2 2

GEOGRAPHY

S Are they waking up? . 2 8

MEDICINE

N What is chickenpox? . 3 6