Tectonic plates started shifting earlier than previously thought
Friday, April 24, 2020 - 09:40
in Earth & Climate
Scientists examining rocks older than 3 billion years discovered that the Earth's tectonic plates move around today much as they did between 2 and 4 billion years ago. The findings suggest that the continents settled into place and sustained life much earlier than previously thought, and give insights into plate tectonics on other planets.