January 15, 2018 • 10m
What if I told you that, more than two billion years ago, some tiny living thing started to live inside another living thing … and...Read more
January 22, 2018 • 10m
About 5 million years ago, a new predator made its way from the south and onto the coastal plains of North America. It was a giant...Read more
January 29, 2018 • 10m
In the late 1800s, paleontologists in Nebraska found huge coils of hardened sand stuck deep in the earth. Local ranchers called th...Read more
February 5, 2018 • 10m
90 million years ago, an ancient snake known as Najash had...legs. It is by no means the only snake to have limbs either. But what...Read more
February 12, 2018 • 10m
The study of natural history is the study of how the world has changed but Earth itself is in a constant state of flux -- because ...Read more
February 20, 2018 • 10m
The first era of our current eon, the Paleozoic Era, is probably the most deceptively fascinating time in Earth’s history. With ne...Read more
February 26, 2018 • 10m
We don’t know which living thing was the very first to arrive at the totally revolutionary process that is sexual reproduction but...Read more
March 5, 2018 • 10m
Fossils found around the world suggest that multi-cellular life was not only present before the Cambrian Explosion, it was much mo...Read more
March 12, 2018 • 10m
Where did turtles come from? And how did the they get their shells? The answers to these questions would eventually cause scientis...Read more
March 19, 2018 • 10m
We traveled to Bozeman, Montana to meet with Dr. Ellen-Thérèse Lamm who explores ancient life by studying it at the cellular level...Read more
March 26, 2018 • 10m
For decades, one of the most abundant kinds of fossils on Earth, numbering in the millions of specimens, was a mystery to paleonto...Read more
April 2, 2018 • 10m
We're back in Bozeman, Montana this week talking to Amy Atwater, Collections Manager at the Museum of the Rockies. MOR has among t...Read more
April 11, 2018 • 10m
The search for our origins go back to a single common ancestor -- one that remains shrouded in mystery. It’s the ancestor of every...Read more
April 17, 2018 • 10m
The ancestors of modern, squishy cephalopods like the octopus and the squid all had shells. In ancient times, their shell was thei...Read more
April 24, 2018 • 10m
Two extinct relatives of horses and rhinos are closely related to each other but have strikingly different body plans. How did two...Read more
May 2, 2018 • 10m
Reptiles emerged from the Paleozoic as humble creatures, but in time, they grew to become some of the largest forms of life ever t...Read more
May 8, 2018 • 10m
In 1912, a fossil collector discovered some strange bone fragments in the eerie, beautiful Cretaceous Bahariya rock formation of E...Read more
May 16, 2018 • 10m
After taking you on a journey through geologic time, we've arrived at the Cenozoic Era. Most of the mammals and birds that you can...Read more
May 22, 2018 • 10m
At the beginning of the Triassic Period, with the continents locked together from pole-to-pole in the supercontinent of Pangea, th...Read more
June 5, 2018 • 10m
The Triassic was full of creatures that look a lot like other, more modern species, even though they’re not closely related at all...Read more
June 12, 2018 • 10m
There are fossils of viruses, of sorts, preserved in the DNA of the hosts that they’ve infected. Including you. This molecular fos...Read more
June 19, 2018 • 10m
385 million years ago, a group of fish would undertake one of the most important journeys in the history of life and become the fi...Read more
June 26, 2018 • 10m
Tyrannosaurus rex was big, Tyrannosaurus rex was vicious, and Tyrannosaurus rex had tiny arms. The story of how T-Rex lost its arm...Read more
July 3, 2018 • 10m
Over the first season of PBS Eons, we’ve explored the history of Earth from the very origins of life right up to the Cenozoic Era ...Read more
July 10, 2018 • 10m
Insects were the first animals to ever develop the ability to fly, and, arguably, they did it the best. But this development was s...Read more
July 17, 2018 • 10m
In 1800s, miners began working in exposed deposits of mud near the town of Messel, Germany. They were extracting oil from the rock...Read more
July 24, 2018 • 10m
420 million years ago, some fish were more medieval. They wore armor, sometimes made of big plates, and sometimes made of interloc...Read more
August 7, 2018 • 10m
Experts are still arguing over whether Archaeopteryx was a true bird, or a paravian dinosaur, or some other kind of dino. But rega...Read more
August 14, 2018 • 10m
The ancestors of modern horses became so successful that they spread all over the world, to Europe, Asia, South America, and Afric...Read more
August 22, 2018 • 10m
One of the most dynamic, transformative, and potentially dangerous features in North America is also responsible for some of the c...Read more
August 28, 2018 • 10m
A huge and diverse subfamily of dogs, the bone-crushers patrolled North America for more than thirty million years, before they di...Read more
September 6, 2018 • 10m
This is not a Game of Thrones fan fiction episode. Dire wolves were real! And thousands of them died in the same spot in Californi...Read more
September 11, 2018 • 10m
Fossilized footprints have proved that human ancestors were already striding across the landscape 3.6 million years ago. But who s...Read more
September 18, 2018 • 10m
Paleontologists have been studying and drawing totally different conclusions about the fossil LH PV18 for almost a decade. Is it j...Read more
October 2, 2018 • 10m
In 1993, scientists cracked open a piece of amber, took out the body of an ancient weevil, and sampled its DNA. Or, at least, so w...Read more
October 9, 2018 • 10m
Temnospondyls were a huge group of amphibians that existed for 210 million years. And calling them ‘diverse’ would be putting it m...Read more
October 16, 2018 • 10m
Purgatorius, a kind of mammal called a plesiadapiform, might’ve been one of your earliest ancestors. But how did we get from a mou...Read more
October 23, 2018 • 10m
Due to an odd quirk of genetics and some unique evolutionary circumstances, two humans who lived at different times in the distant...Read more
November 6, 2018 • 10m
The best evidence we have suggests that, while Caviomorpha originated in South America, they came from ancestors in Africa, over 4...Read more
November 14, 2018 • 10m
Ratites have spread to Africa, Australia, New Zealand, and South America. And there are fossils of Ratites in Europe, Asia, and No...Read more
November 20, 2018 • 10m
Camels are famous for adaptations that have allowed them to flourish where most other large mammals would perish. But their story ...Read more
November 28, 2018 • 10m
The story of sloths is one of astounding ecological variability, with some foraging in the seas, others living underground, and ot...Read more
December 4, 2018 • 10m
If you’ve ever been to, or lived in, or even flown over the central swath of North America, then you’ve seen the remnants of what ...Read more
December 11, 2018 • 10m
Today, our closest evolutionary relatives, the apes, live only in small pockets of Africa and Asia. But back in the Miocene epoch,...Read more
December 19, 2018 • 10m
For more than 10 million years, Megalodon was at the top of its game as the oceans’ apex predator...until 2.6 million years ago, w...Read more