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+

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

Give Now
Changing Seas show's poster
Science and Nature
TV-G
Changing Seas

Alvin: Pioneer of the Deep

Produced by South Florida PBS, Changing Seas gives viewers a fish-eye view of life in the deep blue. Join scientists as they study earth’s last frontier and discover the mysteries of our liquid planet.

RMPBS Passport

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

Become a Member

Alvin: Pioneer of the Deep

Season 13 Episode 1303 | 26m 47s | CC

The deep-sea submersible Alvin has brought explorers to extraordinary places for more than 50 years. Now, as Alvin is poised to continue its revolutionary scientific work, a new set of upgrades will take it deeper than ever before.

Major funding for this program was provided by The Batchelor Foundation, encouraging people to preserve and protect America’s underwater resources. Additional Funding was provided in loving memory of David G. Parrot, by the Parrot Family Endowment for Environmental Education. Distributed by American Public Television.

Subscribe to Our Newsletters

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

Set Your Preferences >