Chatbots can reinforce delusional beliefs, and, in rare cases, some users have experienced psychotic episodes.

"Doppelganger" is a German term famously used to annotate a twin self—a self that looks just like its original self, but it ...

Hallucinations are often frightening and are caused by mental and general medical illnesses. What are those illnesses? Are ...

The development of many psychiatric disorders, including depression, schizophrenia and bipolar disorder, is known to be in ...

New research into how the brain processes illusions has bombarded mouse neurons with lasers, artificially reproducing the brain activity.

And nicotine really is addictive. The dopamine it stimulates, particularly in a brain area called the nucleus accumbens, ...