
Sonic Illusions: Can you really trust your ears?
Twenty Thousand Hertz
How to Play Two Sequences of Tones at the Same Time
Dana uses fMRI's which allow her to look at the brain, specifically the auditory cortex. Most right handers hear the high tone on the right side and left handed people are more varied in terms of where the high and the low tones appear to be coming from. Our senses are our brains only way of gathering information about the world out there and then using that information to take appropriate actions. But your brain doesn't actually just receive this information in a passive way from your eyes and ears and other sensory organs. It gets raw information and then it has to interpret this information and create your perception of the world. And this means that sometimes your brain gets this wrong and illusions are a good