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Cutting-edge research, news, commentary, and visuals from the Science family of journals. Follow @NewsfromScience for stories from our News team.
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    Science Magazine
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    Aug 13
    Long before intensive human fishing began, Pacific reefs naturally supported far more sharks than Caribbean reefs, according to a new Science study. The findings, based on an analysis of fossilized shark scales, suggest that differences in ocean productivity—and not fishing
    This scanning electron microscope image shows a dermal denticle from a great hammerhead shark (Sphyrna mokarran). Ridges and other features on these toothlike scales reduce drag in fast-swimming sharks. Denticles are shed and preserve in marine sediments, recording past shark assemblages. Fossil denticles from Panama show that Pacific reefs supported 20 times as many sharks as Caribbean reefs before human exploitation and that Caribbean populations have since declined by 75%. Credit: Erin Dillon and Jorge Isaac Ceballos
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    19h
    A new analysis in Science of more than 116,000 bird songs has revealed that the astonishing variety of passerine birdsong is built from just eight basic acoustic motifs, like trills, whistles, and harmonic notes. The findings also reveal that local environments greatly shape
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    Between June 2024 and January 2025, a full 62% of commercial honey bee colonies in the United States died, according to an extensive survey.⁠ ⁠ As soon as scientists at the U.S. Department of Agriculture (USDA) caught wind of the die-offs, they sprang into action—but their
    Scientists identify culprit behind biggest ever U.S. honey bee die-off