Eons
When a Billion Years Disappeared
Some rocks below the Great Unconformity are 1.2 billion years older than those above it.
Some rocks below the Great Unconformity are 1.2 billion years older than those above it.
If you take it as a given that extinct dinosaurs were all weird and wonderful, then you go
To try to solve the puzzle of Lark Quarry, experts have turned to paleoichnology.
Untangling the origins of Beelzebufo -- the giant frog that lived alongside the dinosaurs.