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.

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

Synesthesia is a perceptual experience in which one sensory input (like a letter or number) is automatically associated with another sensory experience (like a color or feeling). The prevalence of ...

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.

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.

Add Yahoo as a preferred source to see more of our stories on Google. A woman with synesthesia created a program that allows you to see your name through her eyes. Synesthesia is a neurological ...

A new study found that synesthesia is several times more prevalent in musicians than in non-musicians. For example, synesthesia linking sound and color was present in between 0.3% and 1.3% of ...