Forget Noisy Blimps, Say Hello To the Airfish
The next time you’re at a music festival and see a giant rainbow trout swishing around in the sky, there’s just a chance you might not be intoxicated. It might be scientists testing an airship that moves like a fish. The materials scientists from Switzerland call it the Airfish. The 8-metre-long helium-filled prototype glides through…
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New Scientist