Despite workshops and seminars and conference sessions and Zoom colloquia, of which Geraldine has attended many, one big question remains in geophysics: What drives plate tectonics? Dear Geraldine, Slab pull? Ridge push? Mantle drag? Continental keels? Super plumes? Mantle wind? Expanding Earth? God? Nope, there is only one explanation that truly fits the data and passes the common sense test: The ...[Read More]
What happens when two worlds collide?
Why does the Moon have a very small core and Mercury one that makes up roughly 85% of the planet’s radius? Why are humans doing research in geoscience and not some evolved version of dinosaurs? In this week’s blog post, Harry Ballantyne, PhD student at the Department of Space and Planetary Sciences at the University of Bern, is talking about large-scale collisions and how they can answ ...[Read More]