Join hosts Hank Green, Kallie Moore, and Blake de Pastino as they take you on a journey through the history of life on Earth. From the dawn of life in the Archaean Eon through the Mesozoic Era — the so-called “Age of Dinosaurs” -- right up to the end of the most recent Ice Age. The evolutionary history of mammals including humans and other modern species is explored with these amazing paleontology experts.
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Air Date: 2017-06-26
Trilobites are famous not just because they were so beautifully functional, or because they happened to preserve so w...
Air Date: 2017-07-03
During the Cretaceous Period, dinosaurs were more diverse, more fierce, and more strange than ever. But something els...
Air Date: 2017-07-11
There are animals in the fossil record that challenge some of our most basic ideas about what animals are supposed to...
Air Date: 2017-07-17
If you take it as a given that extinct dinosaurs were all weird and wonderful, then you gotta at least consider that ...
Air Date: 2017-07-24
We know a lot about dinosaurs but there’s one question that has plagued paleontologists for decades: what color were ...
Air Date: 2017-07-31
Smilodon was a fearsome Ice Age cat, the size of a modern-day tiger, that had a pair of fangs nearly 18 centimeters l...
Air Date: 2017-08-07
What if we told you that there was a time when oxygen almost wiped out all life on Earth? 3 billion years ago, when t...
Air Date: 2017-08-14
Today, we’re familiar with two types of flying vertebrates -- birds and bats. But over 66 million years ago, there wa...
Air Date: 2017-08-21
With its lizard-like appearance and that distinctive sail on it back, Dimetrodon is practically the mascot of the Pal...
Air Date: 2017-08-28
Natural history is full of living things that were long thought to have gone extinct only to show up again, alive and...
Air Date: 2017-09-11
There are many fossils that challenge our ability to form even the most basic idea of how a living thing looked, or l...
Air Date: 2017-09-18
Insects outnumber humans by a lot and we only like to think we're in charge because we're bigger than they are. But i...
Air Date: 2017-09-26
Fossil fuels are made from the remains of extinct organisms that have been exposed to millions of years of heat and p...
Air Date: 2017-10-02
Part of why we’re so fascinated with extinct dinosaurs it’s just hard for us to believe that animals that huge actual...
Air Date: 2017-10-09
Besides the blue of the oceans, the dominant color of our planet, as we know it, is green. But imagine a time when th...
Air Date: 2017-10-16
Crocodiles, horseshoe crabs and tuatara are animals that have persisted for millions of years, said to have gone unch...
Air Date: 2017-10-23
We know whales as graceful giants bound to the sea. But what if we told you there was actually a time when whales cou...
Air Date: 2017-10-30
Our image of dinosaurs has been constantly changing since naturalists started studying them about 350 years ago. Take...
Air Date: 2017-11-06
By looking at the layers beneath our feet, geologists have been able to identify and describe crucial episodes in lif...
Air Date: 2017-11-20
More than 4 billion years ago, the crust of the Earth was still cooling and the oceans were only beginning to form. B...
Air Date: 2017-11-27
Over the past 20 years, dinosaurs of all types and sizes have been found with some sort of fluff or even full-on plum...
Air Date: 2017-12-04
Imagine an enormous, lush rainforest teeming with life...in the Arctic. Well there was a time -- and not too long ago...
Air Date: 2017-12-11
Probably twice the size of a modern gorilla, Gigantopithecus is the greatest great-ape that ever was. And for us fell...
Air Date: 2017-12-18
420 million years ago, a giant feasted on the dead, growing slowly into the largest living thing on land. It belonged...