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September 22, 2023

Climate scientist Michael Mann talks about how important it is to take action now—before we see climate change’s worst consequences. Plus, research suggests that comedy is a powerful way to mobilize people. And, after this summer’s heat, marine biologists are scrambling to help protect the rapidly dying reef in the Florida Keys.


Building Social Robots

Sure, robots can weld car parts or stack cartons on an assembly line. But can they develop friendships with people? In this hour, Ira talks with inventors developing robots with personalities. How soon will it be before social, lovable robots enter our homes?

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Sputnik Anniversary

Fifty years ago, a little beeping ball stunned the world. Join Ira Flatow in this hour of Science Friday for a look back at Sputnik and its effect on the way we look at the world.

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