This report presents estimates of the number of unauthorized immigrants in the United States as of July 2023 and for earlier years. These estimates supersede all previously published Pew Research ...
Chemists have made a significant advancement to directly functionalize C-H bonds in natural products by selectively installing new carbon-carbon bonds into highly complex alkaloids and ...
A behind-the-scenes blog about research methods at Pew Research Center. For our latest findings, visit pewresearch.org. At Pew Research Center, we study people’s economic lives — from who counts as ...
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