[ad_1] 200 million years ago, almost all the world’s land was in one supercontinent named Pangea. Credit: van Hinsbergen et al (2019) Every geography schoolbook has them: maps that look like today’s Earth, but not quite, since all continents are merged into a single supercontinent. Those maps were used to explain why dinosaurs in South … Continue reading The Somalayas are the biggest mountain range you will never see