Fact Check: Devils Tower Is NOT A Giant Silicon Tree Trunk -- It's A Rock Formed 50 Million Years Ago
Fact Check
Is Devils Tower National Monument in Wyoming a remnant of an ancient giant tree made out of silicon? No, that's not true: Devils Tower is sedimentary rock that got pushed up to the surface millions of years ago. The National Park Service website calls it an igneous intrusion. The way the rock cooled has allowed it to form the tree-trunk-like…