Weirdly Hot Rocks in New England Traced to 80-Million-Year-Old Greenland Rift

Roughly 124 miles (200 kilometers) beneath the Appalachian Mountains in New England lies the aptly named Northern Appalachian Anomaly (NAA), a mysterious 218-mile-wide (350-km) region of unusually hot rock. Researchers have long believed that the NAA... [3155 chars]