Scientists have found that spiderwebs can be used to capture environmental DNA, which reflects the animal population of an area. The technique may help track the biodiversity of an ecosystem. The rich ...
Section 1. Purpose. Dangerous gain-of-function research on biological agents and pathogens has the potential to significantly endanger the lives of American citizens. If left unrestricted, its effects ...
WASHINGTON, July 8 (Reuters) - Scientists have unearthed in Arizona fossils from an assemblage of animals, including North America's oldest-known flying reptile, that reveal a time of transition when ...
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