Chris Langan is an American horse rancher and former bouncer known for being one of the most intelligent men in the world.

President Donald Trump’s new nominee for the highest military officer in the land earned his stars through a long storied ...

Jack Reacher, the nomadic ex-military police officer created by Lee Child, has captivated the viewers in the Amazon Prime series.

Long title. Lots of information. After nearly nine months on my book shelf, I finally read “The Know-It-All: One Man’s Humble Quest to Become the Smartest Person in the World” by A.J. Jacobs.

Rick Rosner - the second-smartest man in the world as ranked by IQ tests - sometimes feels stupid. "Not figuring things out faster makes me feel dumb," he told Business Insider UK. Of course ...

Christopher Langan is arguably the smartest man in the world. He took what is billed as the world’s most difficult IQ test and was scored at somewhere between 190 and 210 points. For comparison ...