WHY DO YOUR FINGERS GO WRINKLY IN THE BATH? HOW LONG CAN GOLDFISH REMEMBER THINGS? WHO THOUGHT UP NEWTON'S FIRST LAW? Science is all about finding answers to mind-boggling questions -- so following the hugely successful How Many Moons Does the Earth Have?, here are another 100 brain-teasers to test yourself, discover some amazing answers, and learn a lot of stuff along the way. Where does brown belong in the spectrum? What is a Zener card? And what color is the sun? With Brian Clegg, science has never been so much fun.
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