January 8, 2019 • 10m
Not too long ago, our early human ancestors were under constant threat of attack from predators. And it turns out that this diffic...Read more
January 15, 2019 • 10m
Blood is one of the most revolutionary features in our evolutionary history. Over hundreds of millions of years, the way in which ...Read more
January 29, 2019 • 10m
As more and more fossil ancestors have been found, our genus has become more and more inclusive, incorporating more members that l...Read more
February 5, 2019 • 10m
The mammoths fossils found on the Channel Islands off the coast of southern California are much smaller than their relatives found...Read more
February 13, 2019 • 10m
In order to understand where hearts came from, we have to go back to the earliest common ancestor of everything that has a heart. ...Read more
February 27, 2019 • 10m
Strange geologic landmarks in the Pacific Northwest are the lingering remains of a mystery that took nearly half a century to solv...Read more
March 5, 2019 • 10m
Back in the late Miocene epoch, there was an island--or maybe a group of islands-- in the Mediterranean Sea that was populated wit...Read more
March 12, 2019 • 10m
The California condor is the biggest flying bird in North America, a title that it has held since the Late Pleistocene Epoch. It's...Read more
March 26, 2019 • 10m
The tools made by our human ancestors may not seem like much when you compare them to the screen you’re looking at right now but t...Read more
April 2, 2019 • 10m
Sea scorpions thrived for 200 million years, coming in a wide variety of shapes and sizes. Over time, they developed a number of a...Read more
April 9, 2019 • 10m
The ability to make and use fire has fundamentally changed the arc of our evolution. The bodies we have today were, in many ways, ...Read more
April 23, 2019 • 10m
The short-faced bears turned out to be remarkably adaptable, undergoing radical changes to meet the demands of two changing contin...Read more
May 1, 2019 • 10m
In the Eocene Epoch, there was a reptile that had teeth equipped for biting through flesh, its hind legs were a lot longer than it...Read more
May 7, 2019 • 10m
From our deepest origins in Africa all the way to the Americas, by looking at the fossils and archaeological materials we have bee...Read more
May 16, 2019 • 10m
All of today’s big cat species evolved less than 11 million years ago and yet their evolutionary history remains an almost total m...Read more
May 30, 2019 • 10m
Throughout the Pleistocene Epoch, the range of the woolly rhino grew and shrank in sync with global climate. So what caused the cl...Read more
June 5, 2019 • 10m
Despite the name, we don’t know where the so-called “hell pigs” belong in the mammalian family tree. They walked on hooves, like p...Read more
June 11, 2019 • 10m
As a scientific concept, evolution was revolutionary when it was first introduced. With the help of all three of our hosts and the...Read more
June 19, 2019 • 10m
Synapsids were the world’s first-ever terrestrial megafauna but the vast majority of these giants were doomed to extinction. Howev...Read more
June 25, 2019 • 10m
The marine reptiles Ichthyosaurs arose after The Great Dying, which wiped out at least 90 percent of life in the oceans, changing ...Read more
July 9, 2019 • 10m
We all belong to the only group of hominins on the planet today. But we weren’t always alone. 100,000 years ago, Eurasia was home ...Read more
July 17, 2019 • 10m
Over 600 million years ago, sheets of ice coated our planet on both land and sea. How did this happen? And most importantly for us...Read more
July 30, 2019 • 10m
They have survived every catastrophe and every mass extinction event that nature has thrown at them. And by being the little, filt...Read more
August 7, 2019 • 10m
Megaloceros was one of the largest members of the deer family ever to walk the Earth. The archaeological record is full of evidenc...Read more
August 14, 2019 • 10m
Paleontologists have spent the better part of two decades debating whether Coelophysis ate its own kind. It turns out, the evidenc...Read more
August 21, 2019 • 10m
The myth of the Missing Link--the idea that there must be a specimen that partly resembles an ape but also partly resembles a mode...Read more
August 28, 2019 • 10m
In 1964, a paleontologist named John Ostrom unearthed some fascinating fossils from the mudstone of Montana. Its discovery set the...Read more
September 11, 2019 • 10m
Bats pretty much appear in the fossil record as recognizable, full-on, flying bats. And they show up on all of the continents, exc...Read more
September 18, 2019 • 10m
When pterosaurs first took flight, you could say that it marked the beginning of the end for the winged reptiles. Because, strange...Read more
September 25, 2019 • 10m
Just a few thousand years ago, the island of Madagascar was inhabited by giant lemurs. How did such a diverse group of primates ev...Read more
October 3, 2019 • 10m
Before the start of the Eocene Epoch about 56 million years ago--Antarctica was still joined to both Australia and South America. ...Read more
October 16, 2019 • 10m
Paleontologists found a small theropod dinosaur skull right on top of a nest of eggs that were believed to belong to a plant-eatin...Read more
October 22, 2019 • 10m
Its discoverers named it Homo floresiensis, but it’s often called “the hobbit” for its short stature and oddly proportioned feet. ...Read more
October 29, 2019 • 10m
People have been discovering the traces and remains of prehistoric creatures for thousands of years. And they’ve also probably bee...Read more
November 6, 2019 • 10m
A 9,500 year old burial in Cyprus represents some of the oldest known evidence of human/cat companionships anywhere in the world. ...Read more
November 19, 2019 • 10m
These hyaenodonts gave the world some of its largest terrestrial, carnivorous mammals ever known. And while these behemoths were t...Read more
November 26, 2019 • 10m
Woolly mammoths, our favorite ice age proboscidean, disappeared from Europe and North America at the end of the last ice age, abou...Read more
December 12, 2019 • 10m
Because of their strange combination of bear-like and dog-like traits, they’re sometimes confusingly called the beardogs. And even...Read more
December 17, 2019 • 10m
How does a bear -- which is a member of the order Carnivora -- evolve into an herbivore? Despite how it looks, nothing about the h...Read more