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 ...
How optical illusions work has been long-debated among scientists and philosophers, who wonder whether these illusions stem from neural processing in the eye or involve higher-level cognitive ...
Matthew MacKisack received funding for this exhibition from the Being Human festival, the UK’s national festival of the humanities, taking place 10–19 November 2022. Led by the School of Advanced ...
Visual illusions are fascinating visual phenomena that make our brains perceive something different from reality. Visual illusions can deceive our visual system into seeing things that aren’t actually ...
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The Sun transforms into a terrifying face for Halloween. How is this phenomenon explained?
A spectral figure has emerged from the solar surface during this Halloween period. This cosmic optical illusion, captured by NASA's space observatory, reveals a face with luminous features standing ...
(Photo credit: Emili Vilamala Benito) On the cliff of Tavertet in Barcelona, Spain, with the sun low behind and the valley of Sau covered with fog, Emili waited until a Brocken Spectre appeared. “In ...
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