Movement Of The Solar System Through The Milky Way’s Galactic Spiral Arms Helped Form Earth’s First Continents - Space Ref

A new study of zircon crystals from two of Earth’s oldest continents indicates that the formation of Earth’s continental crust goes through cycles
Spiral Galaxy from Kirkland et al. CREDIT Chris Kirkland and colleagues. A new study of zircon crystals from two of Earths oldest continents indicates that the formation of Earths continental crust… [+4165 chars] Read More