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These ‘butterfly bots’ are possibly the fastest swimming robots of their size ever built
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These ‘butterfly bots’ are possibly the fastest swimming robots of their size ever built

From the Watch Now: World Cup helps Ukrainians forget about war, and more of today's top videos series
  • Nov 21, 2022
  • Nov 21, 2022 Updated Nov 21, 2022
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They’re quick and they have no motor at all.

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Watch Now: World Cup helps Ukrainians forget about war, and more of today's top videos

Watch Now: World Cup helps Ukrainians forget about war, and more of today's top videos

The World Cup is helping Ukrainians forget about the ongoing war with Russia, a bartender de…

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