A hallucination is the experience of sensing something that isn't really present in the environment but is instead created by the mind. Hallucinations can be seen, heard, felt, smelled, and tasted, ...

Hallucinations are unreal sensory experiences, such as hearing or seeing something that is not there. Any of our five senses (vision, hearing, taste, smell, touch) can be involved. Most often, when we ...

AI hallucinations produce confident but false outputs, undermining AI accuracy. Learn how generative AI risks arise and ways to improve reliability.

What springs from the 'mind' of an AI can sometimes be out of left field. gremlin/iStock via Getty Images When someone sees something that isn’t there, people often refer to the experience as a ...

If you've used ChatGPT, Google Gemini, Grok, Claude, Perplexity or any other generative AI tool, you've probably seen them make things up with complete confidence. This is called an AI hallucination - ...

5 subtle signs that ChatGPT, Gemini, and Claude might be fabricating facts ...

What are sleep paralysis demons? Sleep paralysis demons are nightmarish hallucinations that often accompany episodes of sleep paralysis. This occurs when the temporary paralysis, which is a normal ...

Forbes contributors publish independent expert analyses and insights. Dr. Lance B. Eliot is a world-renowned AI scientist and consultant. In today’s column, I examine the disconcerting emergence of AI ...

In order to understand what it means to hallucinate, we first must gain an appreciation of what hallucinogens do inside the brain. One of the best-studied hallucinogenic drugs is LSD. In the brain, ...