Conventional wisdom says that synesthesia is innate -- you're either born with the condition or you're not, end of story. If you happen not to have been born that way but would really, really love to ...

It took just 72 hours for me to lose my sight entirely. Just before my blindness hit, I had been laid up with an unknown virus that had left me suffering severe headaches and sweats. My body’s immune ...

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Not everyone's senses are separate. Those with the neurological condition can hear colors, feel sounds and even see time as different points in space. When Bernadette Sheridan hears your name, she ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Carol Steen's father once corrected her about the color of the number ...

People with synesthesia often report perceiving letters as appearing in different colors. But how do their brains accomplish this feat? What is perhaps most puzzling about this condition is that ...

Have you ever wondered what it’s like to see sound or smell color? It sounds absurd, but believe it or not, it’s totally possible for people with synesthesia — a term used to describe the simultaneous ...

Acquired synesthesia, as it is known, develops temporarily during a person’s lifetime, often provoked by hallucinogenic drugs, brain injury or sight loss. In my case, I had likely experienced two ...