The first color image of the whole Earth prompted people to think of home, and the environment, in a new way, writes Stewart Brand.
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25 major events in Earth's 4.5 billion year history
Explore 25 Major Events in Earth's 4.5 Billion Year History. Discover pivotal moments from its formation to the rise of life.
An Artemis II astronaut captured Earth in striking detail, even showing green auroras. Here's why the view inspires humans in a profound way.
NH copy Purchased from the Cullman Endowment. Volcanic tuff : Vulcan's wrath : the eruption of Vesuvius -- Native copper : the iceman and the island of copper -- Cassiterite : the "isles of tin" and ...
The Global Positioning System works because satellites carry atomic clocks. Those satellites orbit high above Earth, where ...
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