Category: Astronomy
Earth’s Tectonic Activity May Be Crucial for Life—and Rare in Our Galaxy
Shannon Hall
PUBLISHED BY: Scientific American ON July 20, 2017
American Geophysical Union
Our planet is in constant flux. Tectonic plates—the large slabs of rock that divide Earth’s crust so that it looks like a cracked eggshell—jostle about in fits and starts that continuously reshape our planet—and possibly foster life. …