Of all the planets in the Solar System, Earth is the only one that has liquid water on its surface and can support life. Earth orbits within the Sun's habitable zone, also known as the Goldilocks Zone ...
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Life in a dust-free zone

"I want there to be less dust so I won't get sick again," said Surakrit Kiatchaipipat, or "Darwin", with enthusiasm. "Then I can go to school and play outside." Darwin, a lively five-year-old, spoke ...