Richard Cytowic, a pioneering researcher who returned synesthesia to mainstream science, traces the historical evolution of our understanding of the phenomenon. By Richard E. Cytowic / MIT Press ...

Synesthesia is a neurological condition where a trigger that typically stimulates one of the physical senses stimulates another sense. People who have synesthesia, like Eilish, can be called ...

Ever caught a whiff of the color blue? Or tasted a symphony? If that sounds completely bonkers to you, you’re in the majority. But for a small slice of humanity, these cross-sensory experiences are ...

Research shows that the unique sensory experience of “synesthesia” can be acquired through training, and leads to a variety of mental benefits. Vincent van Gogh, Richard Feynman, Stevie Wonder. Each ...

Have you ever tasted a word, or seen colors while listening to music? If you have, you may be among the 1% to 4% of people who have a fascinating trait known as synesthesia. Synesthesia is a ...

Vladimir Nabokov first noticed, at age 7, his special gift of synesthesia when playing with colorful alphabet blocks that "were all the wrong color." Source: Contributor: Neil Overy/Alamy Stock Photo.

Pupil size in people with synesthesia changed depending on how bright or dark the perceived colors were.

Daniel Tammet has memorized Pi to the 22,514th digit. He speaks ten different languages, including one of his own invention, and he can multiply enormous sums in his head within a matter of seconds.

Summer is here. We can go to the beach and swim in the nice cool water. The soft water, the cool breeze, and the occasional jellyfish stings are what most of us will experience. But some people, when ...

I spend my days surrounded by thousands of written words, and sometimes I feel as though there’s no escape. That may not seem particularly unusual. Plenty of people have similar feelings. But no, I’m ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...