Plate tectonics may have been active on Earth since the very beginning
Thursday, September 27, 2018 - 23:31
in Earth & Climate
A new study suggests that plate tectonics -- a scientific theory that divides the earth into large chunks of crust that move slowly over hot viscous mantle rock -- could have been active from the planet's very beginning. The new findings defy previous beliefs that tectonic plates were developed over the course of billions of years.