If researchers do know who's getting the treatment but the participants do not, it's called a single-blind trial. Placebo and Control Groups A placebo is an inactive substance (often a sugar pill) ...

As of February 5, 2025, there are 23 Republican trifectas, 15 Democratic trifectas, and 12 divided governments where neither party holds trifecta control. As of February 5, 2025, there are 25 ...

But it could also threaten the grip on power the nation’s leaders ... The party’s “core instincts are toward control,” Mr. Sheehan said. “As they regain confidence in China’s A.I ...

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