Some 390 million years ago in the ancient ocean, marine animals began colonizing depths previously uninhabited. New research indicates this underwater migration occurred in response to a permanent ...
A mantle plume tore a huge ocean into what is now Northewest Mongolia 410 million years ago. . | Credit: Halstenbach/Getty Images ...
The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...
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