Joe Hanson, host of It’s Okay To Be Smart, live-streamed via Periscope an up close look at whale baleen with Dr. Joy Reidenberg at the Monterey Bay Aquarium as part of Big Blue Live.
Tune in August 31st, September 1&2 at 8pm ET & PT. Learn more and stream live online at https://www.pbs.org/bigbluelive
