José María Arévalo

Was This Dinosaur a Cannibal? PBS Member Stations rely on viewers like you To support your local station go to to pbs org DonateEons More info below Paleontologists have spent the better part of two decades debating whether...Pbs Digital Studios.

How South America Made the Marsupials PBS Member Stations rely on viewers like you To support your local station go to to pbs org DonateEons More info below Throughout the Cenozoic Era the era we re in now marsupials and their...Monito Del Monte.

When Sharks Swam the Great Plains PBS Member Stations rely on viewers like you To support your local station go to to pbs org DonateEons More info below If you ve ever been to or lived in or even flown over the central swath of North...Western Interior Seaway.

Your Place in the Primate Family Tree PBS Member Stations rely on viewers like you To support your local station go to to pbs org DonateEons More info below Our new sticker is available here store dftba com collections eons And check out...Last Common Ancestor.

Can We Get DNA From Fossils? PBS Member Stations rely on viewers like you To support your local station go to to pbs org DonateEons More info below In 1993 scientists cracked open a piece of amber took out the body of an ancient...Blake De Pastino.

How Volcanoes Froze the Earth (Twice) PBS Member Stations rely on viewers like you To support your local station go to to pbs org DonateEons More info below Over 600 million years ago sheets of ice coated our planet on both land and sea...Large Igneous Province.