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Stream the full Scientific American Frontiers Season 8 Episode 1 movie online for free in crystal-clear HD quality. No downloads required—just press play and enjoy the action, complete with English subtitles for an enhanced viewing experience.

Scientific American Frontiers: Echoes in the Night: A scientist monitors bat calls in Panama. Rat Soup: Rats could help solve problems with the Panama Canal. Bee Lines: Scientists study bees to determine just how they communicate with one another. Champion Chompers: Biologists study leaf-cutting ants and their fungus gardens. Bridge that Changed the World: A look at the effects of the Isthmus of Panama on world climate and species.