How do we measure the speed of light?

Daniel and Kelly talk about the problem of time in quantum mechanics and how the past might depend on the future.See omnystudio.com/listener for privacy information. 

Daniel and Kelly answer questions about birthing multiple species, mental imagery, and face mites!See omnystudio.com/listener for privacy information. 

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Save time and money by knowing how much you use

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Robert and Joe explore the origins and impact of roads... Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information. 

Since the invention of the automobile, car manufacturers and drivers have pushed the limits of technology toward one primary goal: speed. Learn more about the need for speed in this podcast from HowStuffWorks.