Fate of sinking tectonic plates is revealed

When tectonic plates sink into the Earth they look like slinky snakes! That's according to a study published in Nature, which helps answer a long standing question about what happens to tectonic plates when they sink - or subduct - into the Earth's interior. The process helps drive plate tectonics.

source https://www.sciencedaily.com/releases/2021/11/211111130351.htm