It takes a lot of brainpower to run a country—see how the top presidents stack up! How smart are U.S. presidents anyway? Just ...

Most businesses are started because the founder either has a high level of expertise, a track record of experience, ...

Brian Resnick was Vox’s science and health editor and is the co-creator of Unexplainable, Vox’s podcast about unanswered questions in science. Intelligence quotient — or IQ — can be an ...