Mantle plumes have long been thought to affect the motion of tectonic plates, but teasing out evidence for the idea has been difficult. A paper published in Nature may finally provide a solid example.
This video shows how today's continents are thought to have evolved over the last 600 million years, and where they'll end up in the next 100 million years. Paleogeographic Views of Earth's History provided by Ron Blakey, Professor of Geology, Northern Arizona University.
How are these waves born? How fast can they travel? How tall can they get? What makes them so lethal? See tsunami formation in action and footage of the devastating effects—including the deadliest tsunami event in history, the Indian Ocean disaster of 2004.
It's the place we call home, but there is much about planet Earth that remains unknown. How did it form from a cloud of dust? How did it manage to nurture life? What is going on deep within its core?