As you are reading this, more than 400 miles below you is a massive world of extreme temperatures and pressures that has been churning and evolving for longer than humans have been on the planet. Now, a detailed new model from Caltech researchers illustrates the surprising behavior of minerals deep in the planet's interior over millions of years and shows that the processes are actually happening in a manner completely opposite to what had been previously theorized.

https://phys.org/news/2023-01-results-r ... y-nwletter

PS: buitengewoon interessante website over allerhande beta-wetenschappen (natuurkunde, ruimtetechnologie, scheikunde, de aarde en nanotechnologie)