Since their inceptions, the FBI and the CIA have been two separate entities, but did you know that these two organizations were almost combined in one agency, run by none other than J. Edgar Hoover?

Historian Matthew Pinkser explains the series of debates that would eventually help Abraham Lincoln become a stronger national candidate for president.

The Defense Advanced Research Projects Agency (DARPA) sets out on an initiative to develop nonsurgical neuro technology.

The White House is meant to reflect its occupant, and when a new president comes to town, things have to be changed very quickly.