prehistoric

Though the film takes place at disparate points in time, going all the way back to the prehistoric era, it doesn’t look a whole lot different to today.

Prehistoric and historic archaeological sites?

That band, which Monash University planetary scientist Andrew Tomkins and colleagues are arguing existed in a new paper, may have been the result of an asteroid’s passing just close enough to our prehistoric planet to break up into innumerable pieces.

Or when we notice that the extinct ichthyosaurs, prehistoric fish, have a very similar body outline, down to the bottlenose shape and tiny teeth, as the modern dolphin — which is not a fish at all, but a mammal.

California created an orchard for the world in large part by tapping into prehistoric aquifers that underlay the Central Valley.