Add Yahoo as a preferred source to see more of our stories on Google. During her training in anthropology, Dorsa Amir, now at Duke University, became fascinated with the Müller-Lyer illusion. The ...

People rarely notice how their eyes shape their sense of the world, yet new research shows just how powerful this effect can be. A study from Ohio researchers reveals that even small changes in the ...

A series of recent brain-imaging studies has begun to explain a central mystery of the psychedelic experience: why people on psilocybin report that memories seem to blend with what they are actually ...