Earth
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Climate change means Arctic warming entail less extreme cold spells
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Massive oceans of water hiding 400 miles under Earth’s surface
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Earth, actually older than previously thought. By 60 million years
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Meteorites from Mars may hold clues to early Martian atmosphere: How different was it from ancient Earth?
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Tiny microbes nearly wiped out life on Earth: It's the end of the world as we know it
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Yikes. Another day another asteroid zips past Earth
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Mars Curiosity rover takes first photo of Earth from the Red Planet
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Can interplanetary dust be the origin of all life in the universe?
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Ancient Earth's crust melted and dripped down into mantle
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India's Mars spacecraft leaves Earth's orbit, heads for the Red Planet
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Say cheese: Cassini takes photo of Saturn and smaller siblings
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We are not alone: Kepler telescope finds numerous Earth-like, habitable planets
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