Visual and auditory illusion is an important phenomenon to understand the way we percieve and recognize things around us. This Website presents various type of illusions--trick art, trick music, and other visual and auditory illustions. Check and see if what you see/hear is really there.

Tad Watanabe, associate professor of mathematics, discusses a factor that contributes to the difference in performance in mathematics between Japanese students and students in the United States.

This three-dimensional simulation shows objects are affected as tornado moves.

Phonetics Group at Utrecht University provides an acousitc analysis of singing with demonstration by professional singers. The Group shows that a number of special physiological and acoustic phenomena in singing can be observed in the way emotions in singing is realized, in singing at super high pitches, and so on.

This Academy Award-winning short film by Pixar explains what the proverb, "the birds of a feather flock together" means.

This Web site provides six video clips in which internationally-recognized artist Takahiko Iimura exercises Japanese vowels sounds ‘a-i-u-e-o' (and n-sound). Check out how his facial expression changes as he articulates the sounds.