'Pulsing, like a heartbeat': Rhythmic mantle plume rising beneath Ethiopia is creating a new ocean

Editor’s Note: This isn’t just about rocks moving underground—it’s a live demonstration of how our planet reshapes itself over millions of years. While the idea of Africa splitting sounds apocalyptic, the process is incredibly slow (think millimeters per year). Still, it’s a rare chance to study how oceans are born, offering clues about Earth’s past—and its future. For locals, though, it’s a reminder that the ground beneath their feet isn’t as stable as it seems.