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Aerial robotics research has brought us flapping hummingbirds, seagulls,bumblebees, and dragonflies. But if these robots are to do anything more than bear a passing resemblance to their animal models, there is one thing they’ll definitely need: better vision.

In February, at the International Solid-State Circuits Conference (ISSCC) in San Francisco, two teams presented new work (PDF) aimed at building better-performing and lower-power vision systems that would help aerial robots navigate and aid them in identifying objects. 
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