Broadcast Outage: We're investigating a broadcast transmission failure affecting the San Luis Valley from Antonito in the south to Salida in the north. We're working to resolve this issue. You can stream our live broadcast HERE or via the RMPBS+ App.

Stream live and on-demand content now on our new app:

RMPBS+

Donate

Help tell more stories in 2026 - make a year-end gift!

Eons show's poster

Science and Nature

TV-Y7

A Natural History of Mars

Join hosts Kallie Moore, Michelle Barboza-Ramirez, Gabriel Santos, 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.

A Natural History of Mars

Season 5 Episode 22 | 11m 3s | CC

While Earth’s natural history has been playing out over the last few billion years, another epic planetary saga has also been unfolding right next door.

share

Eons

Watch more episodes

The Invisible Barrier Keeping Two Worlds Apart

In between two islands of Indonesia, there’s a line that is both real and not real.

Where Did Water Come From?

We think our water came from unlikely sources: meteorites, space dust, and even the sun.

Our Ancient Relative That Said 'No Thanks' To Life On Land

While some fishapods were crawling out of water, others were diving right back in.

Subscribe to Our Newsletters

Get trusted Colorado stories, programs, and events from Rocky Mountain PBS straight to your inbox.

Set Your Preferences >