Skip to main content

Up Next

Back to Show
Eons

How Ancient Microbes Rode Bug Bits Out to Sea

Season 6 Episode 11

Between 535 and 520 million years ago, a new kind of biological litter began collecting in the ancient oceans of the Cambrian period. Exoskeletons helped early arthropods expand in huge numbers throughout the world’s oceans. And tiny exoskeleton fragments may have allowed some of the most important microbes in the planet’s history to set sail out into the open ocean and change the world forever.

Sign up now for inspiring and thought-provoking media delivered straight to your inbox.
Season
Darwin's Unexpected Final Obsession
12:12
What was Charles Darwin really obsessed with?
Are All Oceans Basically Reincarnated?
12:29
Did you know ocean basins are reincarnated?
Could This Sperm Whale Eat The Meg?
8:36
How did such a large predator survive?
When Red Pandas Roamed North America
9:41
How did a relative of the red panda end up in North America?
Webs vs wings: The arms race of the air
8:10
How did the competition of spiders vs insects drive them both into the air?
The Graveyard at the Center of the Earth
12:38
Why plate tectonics don't make sense.
Why Wasn't There A Second Age of Reptiles?
9:59
Why was it the mammals who triumphed?
How Mountains Make Evolution Weird
10:09
What do mountains reveal about primates?
The Mystery of the Cretaceous Pompeii
10:39
When you take a deeper look at Pompeii, a different story could be told about the final moments.
How Asteroids Set the Stage for Life on Earth
10:38
We may have planet-shattering asteroids...
When Neandertals Became Apex Predators
11:50
What doomed the Neandertals?
When the Amazon Flowed Backwards
11:25
What did life look like when the Amazon watershed flowed backwards?
Active loading indicator