HealthFear of heights linked to vertical perception People who have an extreme fear of heights also have trouble accurately gauging vertical distances – but does fear drive error or error drive fear? 51¶¯Âþ
HealthHypnosis used to induce 'synaesthesia' Does not having the genes for the condition, which lets people see sounds or hear colours, rule us out from the experience? Perhaps not 51¶¯Âþ