From slow-moving machines inspired by sloths to others that burst from the water and soar through the air like flying fish, robots that mimic the behavior of real-world creatures have exciting potential when it comes to environmental monitoring. A new creation out of Duke University is yet another interesting example, taking after a dragonfly to skim across water and check for oil spills, high acidity and other abnormalities, and doing so without any electronics onboard.
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