The concepts and methods used to measure race changed between the Current Population Surveys (CPS) of November 2000 and November 2004. While these changes have no impact on the definition and ...
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What does the appendix do? Biologists explain the complicated evolution of this inconvenient organ
Most people know only two things about the appendix: You don’t need it – and if it bursts, you need surgery fast. That basic story traces back at least to Charles Darwin, the English naturalist who ...
The tabulations reported derive from the November Current Population Survey (CPS), the only nationally-representative source of data on the proportion of the population and sub-populations that ...
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