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Why? : Answers to Everyday Scientific Questions (MP3-CD) (Joel Levy)
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'Why?: Scientific Answers to Fundamental Questions'; sets out to provide simple answers to the most fundamental questions about the world.
Asking why is the sky blue? Why is water wet? Why do we need sleep? Why are there 24 hours in a day? Why is light faster than sound?, this book gets to grips with concepts that appear so basic and every day, yet we struggle to find an answer for. For each question the author provides a simple, single line answer followed by more in-depth information that casts light onto the murkiest of scientific questions. The books covers the whole lot: physics, biology, chemistry, geology, geography, meteorology, palaeontology and planetary science, with over 50 fundamental questions answered, allowing you to wow friends and family with smart answers to the obvious questions they never thought to ask.