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Each week on OPB, Radiolab takes a big idea, so big that it lives everywhere, hiding in a thousand places under different names, and we chase that idea, going wherever whim takes us. Along the way, we explore the hidden connections that make this idea so surprisingly powerful. And the sounds you hear are as new and startling as the ideas we explore.

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Saturday | 2:00 p.m. - 3:00 p.m. [RADIO]