Magic mushrooms go way back in human history. Some people even believe psychedelic mushrooms helped create human consciousness. We examine the "Stoned Ape Theory."
After the excesses of the 1960s — and an ensuing moral panic — psychedelic research was outlawed by the United States government for decades. But today, the research is blossoming as a promising treatment for depression and anxiety.
For years, Robin Carhart-Harris dreamed of using brain scans to study people on LSD. He’s gone on to conduct pioneering research on psilocybin, and he’s formulated a theory of the "entropic brain" to explain what happens during psychedelic experiences.