Inside a secure research facility, the U.S. Navy operates one of the world’s most advanced indoor oceans - an enormous wave tank designed to test warship performance long before they reach open water.

This real covert operation took place during the 1950s and 1960s with some volunteers and quite a few unwilling participants who were subject to testing by the CIA. Several brainwashing techniques, ...

Families of patients in a Cold War-era mind-control experiment in Montreal are pressing forward after a recent setback in their class-action lawsuit. By Vjosa Isai The C.I.A. headquarters in Langley, ...