Undersea Rovers, Swimming Sperm, Teen Inventor, Soil Judging. Sep 23, 2022, Part 2
![](https://media.wnyc.org/i/800/0/h/85/2022/09/Benthic-Rover.jpeg)
Benthic Rover II travels across the muddy seafloor, taking photographs and measuring how much oxygen bottom-dwelling animals and microbes are using over time. The information gathered by this autonomo
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( © 2016 MBARI )
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