In this special issue, the experts from BBC Focus Magazine reveal the answers to questions that intrigue and baffle even the brightest of brains. BIG questions like... ❱❱ Why do we dream? ❱❱ How do astronauts keep clean? ❱❱ Could we clone a dinosaur? ❱❱ Is a black hole really a hole? ❱❱ Why do cats hate water? ❱❱ Why do sweaty feet smell of cheese?"

Welcome

Tower of strength

THE HUMAN BODY • Superhuman strength, allergies, nosebleeds, memory, bad breath, phobias, wisdom teeth, suncream protection, migraines, dreams...

SPACE • Exoplanets, zero G, Interplanetary Superhighway, aliens, dark matter, space elevators, asteroids, ISS toilets, black holes...

TECHNOLOGY • Drones, Formula E, robot exoskeleton, Internet of Things, supercomputers, biometric ID, data security, 3D printers...

ROBOT EXOSKELETON • As demonstrated at the 2014 FIFA World Cup, this mind-operated exoskeleton enables sufferers of paraplegia to once again take control of their limbs

MATHS AND PHYSICS • Higgs boson, light speed, time, vacuums, the Big Crunch, gravity, calculus, Large Hadron Collider, hyperspace...

ANIMALS • Snake venom, cloning mammoths, elephant memory, dinosaurs, sharks, the dodo’s relative, coywolves, the world’s biggest spiders...

GECKO ADHESION • The extraordinary ability of this particular reptile to cling to surfaces has long mystified observers. New research suggests that it may all be down to electrostatic attraction...

GENETICS & EVOLUTION • The genetics of twins, intelligence and gender. The evolution of humour, beards, big brains and warm blood...

PLANET EARTH • The North Pole, population boom, climate change, thunderstorms, Pangaea, the Dead Sea, how life began, the world’s longest rivers...

IN THIS ISSUE... • Discover the science behind everyday life