Uploaded March 2017 | Updated September 2026, 3 hours ago

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How hard is it to repair a broken sensor when you're harnessed to the top of a 220-foot tower in the middle of the hot-and-humid Amazon rainforest? Take a 360-degree peek as University of Arizona scientist Scott Saleska gives it a go. Then read about why he does it here: bit.ly/2m59ufU

Produced by Corey Rich
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