Robert Langdon is back. Author Dan Brown has once again resurrected his most beloved creation. In The Secret of Secrets, the latest Robert Langdon adventure, Dan Brown once again proves why he remains ...

The Secret of Secrets is an upcoming Netflix series adaptation of Dan Brown's novel of the same name. The story is a continuation of the Robert Langdon series popularized by The Da Vinci Code.

Dan Brown’s latest thriller, The Secret of Secrets, follows neuroscientist Katherine Solomon as she reports how low GABA, an inhibitory neurotransmitter in the nervous system, expands consciousness.

The sixth novel in the best-selling Robert Langdon series by Dan Brown has arrived. The Secret of Secrets was published by Penguin Random House imprint Doubleday on September 9. Fans of the thriller ...