Identical twins Helen Besgrove, a marketing executive, and Kirsty Neal, a GP, share their different experiences perceiving the world ...

Kim Elms, a speech pathologist, shares her experience as an auditory-visual synaesthete ...

Synaesthesia is a neurological condition found to enhance memory and learning. Now, scientists say seeing in colour could help when it comes to learning a second language. My mother's name is the ...

Autistic patients are more likely to also have synaesthesia, suggests new research in the journal Molecular Autism. Synaesthesia involves people experiencing a 'mixing of the senses', for example, ...

Dr John Harrison, former senior neuropsychologist and research fellow at Cambridge University, has written a book, Synaesthesia: The Strangest Thing, detailing his 12 years of research into the ...

Number colours People with the ability to see colours for letters or numbers show heightened activity in the area of the brain associated with vision, UK researchers have found. The study, published ...

Julia Simner receives funding from the European Research Council, the Misophonia Research Fund, and the Kavli Foundation. Look around you – what does the world feel like? Some of it – like the colours ...

Imagine listening to music and seeing colours. Yes you read that right. That's exactly what happens to singer and songwriter Tamera due to a neurological trait she's got. She has something called ...

Sorry, transcripts of this BBC Radio 4 series cannot be made available for copyright reasons. See the links below for more information We all wonder at some point ...

Many people see words as colours, smells or sounds, and they swear it boosts their creativity. So could we all tweak our senses to see the world in this way? Olympia Colizoli doesn’t see the world ...

If romantic films are to be believed, kissing someone special can leave you seeing fireworks. For 38-year-old Sariah of California, it’s closer to seeing the Northern Lights. What she experiences ...