A popular modern trend involves taking tiny amounts of psychedelic mushrooms to boost brain power, but new evidence suggests the benefits may be largely imaginary. A rigorous scientific investigation ...

A new study from scientists at McGill University has gone to extraordinary lengths to investigate how strong the placebo effect may be in psychedelic research. The experiment, led by a former magician ...

In many medical studies, even people who take “fake” treatments, such as sugar pills with no active ingredients, can still feel better. These are the puzzling “placebo effects”. They are common, ...