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!

The Good Stuff show's poster

Culture

Why Do We Sleep?

The Good Stuff dives deep into the off-beat science stories you won't hear about on TV. Each four-episode playlist follows hosts Matt and Craig on an in-depth journey through fringe science and research, spanning such topics as fear, sleep, food, and the paranormal. Join them on their journey to find the Good Stuff!

RMPBS Passport

Please log in to your PBS Passport account to watch this video

Become a Member

Why Do We Sleep?

Season 2015 Episode 15 | 9m 20s | CC

Why do we sleep? How do sharks sleep?

share

The Good Stuff

Watch more episodes

A History Of Robots

Craig and Matt look at the surprisingly long history of robots.

Is The Universe A Hologram?

Is the universe a hologram? Is reality an illusion?

Why Do We Dream?

Does dreaming have a purpose?

Subscribe to Our Newsletters

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

Set Your Preferences >