Were large soda lakes the cradle of life?

Along with nitrogen and carbon, phosphorus is an essential element for life on Earth. It is a central component of molecules such as DNA and RNA, which serve to transmit and store genetic information, and ATP (adenosine triphosphate), ...

New carrier birds brought avian flu to Europe and the Americas

Bird flu cases are rising rapidly in the U.S. and around the world. A new study traces how the disease spread over the last two decades from Asia to Europe, Africa and the Americas. New bird species, from pelicans to peregrine ...

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