41. Seaweed, Agar and Algae

<p>In this episode of Discovery Matters, enter into the world of slime: seaweed, agar and algae. Algae gave us the atmosphere that we have today and is still coming to our aid against climate change. Photobiologist Peter Ralph, who once called himself Dr. Death, explains how algae has provided him with newfound hope to fight climate change.</p> <p>Join Conor and Dodi for this fascinating episode!</p>