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After Earth

Where we’ll live when our planet is no longer our home By Ben Austen

The Unseen Currents

How oceanographers track the weather two miles beneath the sea’s surface By Donovan Hohn

Making the Connections

Inspired by the Human Genome Project, scientists are comprehensively mapping other human biological systems By Brooke Borel

Our Body the Ecosystem

The thousands of species of bacteria coating our bodies inside and out may be the key to understanding–and treating–a host of diseases By Virginia Hughes

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