A Big Whack That Made the Moon May Have Also Created Continents That Move

Computer simulations suggest that a collision with another planetary object early in Earth’s history may have provided the heat to set off plate tectonics. Computer simulations suggest that a collision with another planetary object early in Earth’s history may have provided the heat to set off plate tectonics. Geology, Earth, Space and Astronomy, Solar System, Research, Geophysical Research Letters (Journal), your-feed-science NYT > Science