This is a guest post by George Wallis, one of my PhD students. We recently attended a seminar in which Oliver Sacks discussed his recent book ‘Hallucinations'. In this post George discusses the ways ...

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 ...

Theories suggest hallucinations are part of normal sensory perception, not just the result of mental disorders or drugs. Felix Yarwood, a 32-year-old product designer from the UK, hallucinates. He ...

Taking care of someone who is sick and feverish can be a worrying experience — especially if they’re very young, very old, or vulnerable to immune system challenges. Anxiety may escalate if the person ...

Auditory hallucinations involve hearing sounds that have no source or observable cause. It is common in several conditions. Treatment entails addressing the underlying cause. For instance, if the ...

If American sci-fi novelist Philip K. Dick were alive today, he might have given his most famous work the title: "Do AIs Hallucinate Electric Sheep?" This is "both a strength and a weakness", said ...