The Brilliant Abyss

The word "abyss" brings to mind a deep, dark hole, devoid of life. Yet, the abyss of the deep sea teems with brilliant and bizarre life! From twisting bioluminescent worms to furry bacteria-farming crabs, we shed some light on one of the darkest places on Earth. Guest: Helen Scales, author of "The Brilliant Abyss: Exploring the Majestic Hidden Life of the Deep Ocean, and the Looming Threat That Imperils It"