A vast slab of rock in central Bolivia has turned out to be one of the most crowded dinosaur thoroughfares ever found, preserving an estimated 18,000 tracks along what was once a shallow coastal lake.

A single fossilized footprint, roughly 1 meter long, has pushed paleontologists to redraw the upper limits of dinosaur size ...

(CNN) — The devastating flooding that swept through Texas Hill Country in early July, killing at least 135 people, unearthed a prehistoric discovery in Travis County on Monday, experts say. A ...