Earth
See a dazzling collection of the year's best northern lights pictures
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Earth
We know of no other planet like Earth. The Earth sciences, which include geology, hydrology and atmospheric science, have helped us uncover the 4.5-billion-year history of our home. Explore the mysteries of our planet and learn its diverse natural wonders with our expert coverage.
Earth
Dead spacecraft are seeding the upper atmosphere with metal
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Iceland volcano: Watch the Fagradalsfjall eruption live
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Earth
The magnificent medieval map that made cartography into a science
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Popocatépetl: Predicting Mexico's most dangerous volcano
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Forget the Amazon – are these the most remarkable rivers in the world?
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Earth
Ice might be ubiquitous, but we are still discovering things about it
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Iceland volcano: Current cycle of eruptions could last for decades
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Iceland volcano: 15km magma tunnel under town threatens to erupt
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Stunning image of South America's largest lake hides a dark secret
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Bits of an ancient planet called Theia may be buried in Earth’s mantle
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Sun-blocking dust from asteroid impact drove the dinosaur extinction
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