Brainwashing is often viewed as a Cold War relic—think '60s films like "The Manchurian Candidate" and "The IPCRESS File." But Rebecca Lemov, professor of the history of science, argues in her recently ...

There’s no shortage of apps and technology that claim to shift the brain into a “theta” state – said to help with relaxation, inward focus and sleep. But what exactly does it mean to change one’s ...