Earth’s Mantle Could Be Harbouring Ocean of Magma Formed Billions of Years Ago, Claims Study

The study conducted by Boukaré and published on March 26 in the Journal Nature suggests that this molten layer at the core-mantle boundary of the Earth formed the internal thermal structure of the planet and tectonic plates. This may still influence the geochemical process of the Earth today. Further, it suggests a similar magma ocean existence on other rocky planets.
Source: gadgets360-tech