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A meteorite found in Antarctica in 2012 suggests Earth may have formed with the materials needed to make water, a new study hints. When you purchase through links on our site, we may earn an affiliate ...

Life on our planet faced a stern test during the Cryogenian Period that lasted from 720 million to 635 million years ago when Earth twice was frozen over with runaway glaciation and looked from space ...

Exploring Earth's deep interior is a far bigger challenge than exploring the solar system. While we have traveled 25 billion ...