
New study finds 117-million-year-old geological formations rewriting Atlantic Ocean history |
Buried nearly a kilometre beneath the Atlantic seabed west of Guinea-Bissau lies a geological time-capsule: gigantic 117-million-year-old mud waves sculpted by dense, underwater avalanches. A new study published in Global and Planetary Change reveals that these ancient structures were formed when early Atlantic waters carved through the Earth’s crust, much earlier than previously believed. This…