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Ultrasonic hearing: Models suggest schooling helps fish hear dolphin clicks

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Models suggest the arrangement of American shad in a shoal amplifies the ultrasonic clicks that dolphins use to hunt, helping the fish detect and evade these predators Life 30 December 2021 By Bas den Hond American shad are native to the US east coast Carl D. Walsh/Portland Portland Press Herald via Getty Images A school … Read more

Astronomers Detect Up to 170 Rogue Planets Hurtling Aimlessly Through Space

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Interstellar space is a graveyard of lost souls. Adrift far from any star, these planets float in the darkness like ghost ships in the night. Catching sight of one requires patience, and a good eye. But a new approach based on tens of thousands of images collected by the European Southern Observatory’s facilities has resulted … Read more