Observatoire des droits humains (anglais seulement)

Manipulating light can induce psychedelic experiences – and scientists aren't quite sure why

(Version anglaise seulement)

par Matthew MacKisack, Associate Research Fellow, University of Exeter
Reshanne Reeder, Senior Lecturer in Psychology, Edge Hill University

For millennia, people have used mind-altering techniques to achieve different states of consciousness, envision spiritual figures, connect with nature, or simply for the fun of it. Psychedelic substances, in particular, have a long and controversial history. But for just as long, people have been having these experiences without drugs too, using rhythmic techniques such as rocking, chanting or drumming.

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