Want to watch better-quality PBS Video? Sign in to access HD streaming!
In this episode, we learn why beluga whales are a reflection of the health of a watershed; author and scientist Ainissa Ramirez discusses how bubbles might help NASA catch comets; we explore the ways scientists are working to minimize the effects of traumatic brain injuries in sports; and a collaborative workspace reveals how it serves as a catalyst for new startups and apps.
Upgrade Your Viewing Experience
This video is available to CallSign viewers with a Passport account. Passport gives you access to a wealth of premium content not previously available online, including full seasons of your favorite shows.