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Jan 2025
49m 29s

Circles, circumferences and Covid

Bbc World Service
About this episode
<p>After the comic malfunctions of a self-driving car, which drove its passenger/prisoner in endless circles, Unexpected Elements rounds its attention on the humble circle. Explore how one man calculated the circumference of the Earth 2,000 years before GPS was invented, then be spellbound by the Magic Circle and the mysterious woman who broke into it. And ... Show More
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