Unexplained Misteries (USA) – Scientists discover ghost of ancient mega-plate that disappeared 20 million years ago Douwe J.J. van Hinsbergen Posted on October 11, 2023 by douweOctober 11, 2023 https://www.unexplained-mysteries.com/forum/topic/371142-scientists-discover-ghost-of-ancient-mega-plate-that-disappeared-20-million-years-ago/