What is atmospheric pressure?

Scientists distinguish between weight and mass, which may seem pedantic until you see what happens on a world where gravity is radically different to Earth’s

MOUNTAINS DO STRANGE THINGS to us. You see ...

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An old-fashioned hardback book often still beats the internet, doesn’t it? When you can get hold of one. Right now, there’s one, in a package with my name on it, stuck somewhere between a second-hand

JD Savage investigates a mysterious, invisible force that rules the universe. Just watch out it doesn’t pull you in!