Tripping on psychedelics is hard to describe to someone who’s never been through the experience. Every psychedelic trip is ...

Prehistoric cave paintings across the continents have similar geometric patterns not because early humans were learning to draw like Paleolithic pre-schoolers, but because they were high on drugs, and ...

A growing body of neuroimaging research is pinpointing exactly how psychedelic drugs hijack the brain’s visual system to ...

Specific rhythms of flickering light can synchronise brain activity, offering clues about perception and possible future therapies.

An optical illusion is a visual phenomenon where the brain misinterprets what the eyes perceive, creating a false or misleading impression of reality. This occurs because the brain processes visual ...

Patterns of colourful swirls and twirls of smoke help to create these imaginative spellbinding photographs. The hypnotic and psychedelic images were created by American psychologist Mark Scalco, 49, ...

FROM PSYCHEDELIC patterns to a giant-sized pooch-portrait, these are the best of sand art masterpieces to have popped-up on Irish beaches this summer. These incredible illusions, up to 165 feet long ...