A buried crater beneath the Atlantic changed how scientists read Canada’s coastline
TIMESOFINDIA.COM / May 20, 2026, 15:50 (IST)
The Montagnais impact structure, a 51-million-year-old asteroid collision remnant, was discovered deep beneath Nova Scotia's waves. Initially mistaken for geological processes, seismic surveys and drilling revealed shattered rocks, impact melts, and shock deformation, confirming its extraterrestrial origin. This underwater crater highlights how continental shelves can conceal significant impact sites for millions of years.