An asteroid impact might have played a role.
The challenges scientists face in cloning DNA.
Fossils are naturally-preserved physical traces of long-dead organisms.
Dinosaur fossils are found almost exclusively in sedimentary rocks.
How fossils are prospected and removed from rocks.
The fine art of restoring fossils to their original state.
Only a small percentage of the Museum's specimens are on display.
Understanding evolutionary relationships.
How scientists study the rock layers that fossils are buried in.
Dinosaur bones have been found along ancient rivers and deserts.