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Life & Evolution

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brown bat

BAT BRAINS  A big brown bat (Eptesicus fuscus) participates in experiments at Johns Hopkins University’s high-tech bat laboratory.

underwater shipwreck

BAT SIGNALS  The U.S. Navy uses sonar to image underwater objects and obstacles, such as this shipwreck in Narragansett Bay in Rhode Island. Taking inspiration from bats, naval researchers hope to get sharper images with smaller, cheaper sonar equipment.

barn owl

Barn owls’ hearing may not deteriorate over time the same way human hearing does, a new study suggests.

Life & Evolution

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