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Scientists have found the first compelling evidence that cognitive training can boost levels of a brain chemical that ...

Sociologist Talcott Parsons observed that social institutions have two functions: the written “manifest” function and the unwritten “latent” function. In many cases, the latent function is as ...

Don't stop me, even if you've heard this one. The debt limit is back. Congress is having another moment. And this particular round of wrestling over the issue could carry the ugliest economic ...