When you hear two slightly mismatched sounds, an odd thing can happen. You start to hear a third sound, a rhythmic beat that does not exist. Don’t believe me? Try it for yourself, here. This strange ...

When two tones of slightly different frequencies are played in separate ears simultaneously (usually through headphones), the human brain perceives the creation of a new, third tone, whose frequency ...

Many people with migraine experience sound sensitivity during or before an episode. Most people, in these cases, find that avoiding noise can help ease migraine pain. Still, this may not occur for ...