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As you read these pages, you'll speed through the 13.7 billion years that went into making the incredible, life-sustaining, one-in-a-billion planet we call home. You'll also learn about some of the amazing stuff that came about along the way: exploding supergiant stars, gassy planet burps, massive millipedes, ferocious dinosaurs and even a meteoric extinction. Are your ready? Let's get cooking!