Special Delivery (2021)
TED Radio Hour
00:00
Is There a Hole in the Balloon?
When fully inflated, these balloons are spherical and this one isn't. It's shaped like a teardrop and that's because there's a hole in it. Sometimes balloons fail too. We like valiantly tried to collect as much data as possible. But I look at it and it makes me want to cry.
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