Hot blob beneath Appalachians formed when Greenland split from North America — and it's heading to New York - Live Science 0 0 29 Jul 2025 23:00 Sports - Google News (us) Hot blob beneath Appalachians formed when Greenland split from North America — and it's heading to New York Live ScienceBeneath America, a Large Buried Heat Blob Is Moving NewsweekDeep heat beneath US traced to ancient rift with Greenland Phys.org