A Robot Is Unraveling the Secrets of How Some Bats Bounce Sound Waves Off Leaves to Find Insect Prey
A new study from the Smithsonian Tropical Research Institute used a robot to mimic common big-eared bats' echolocation skills ...
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Davos live: Trump rules out taking Greenland by force but calls for ‘immediate negotiations’
Rolling coverage of the World Economic Forum in Davos, where the US president delivered a speech to world leaders ...
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