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Feeling your words: Hearing with your face

Researchers find that stretching facial skin during speech affects perceived sound, linking production and perception. The study contributes to understanding the relationship between speech perception and production.

SourceYale University·JournalProceedings of the National Academy of Sciences·DateJan 23, 2009

Essential tones of music rooted in human speech

Researchers at Duke University found that music tones correspond to the same numerical ratios as human speech frequencies. The study suggests that our ears favor these relationships due to exposure through everyday speech. This discovery may explain why certain tuning schemes sound more natural, like just intonation.

SourceDuke University·JournalProceedings of the National Academy of Sciences·DateMay 24, 2007

Where do spoken words come from?

Researchers at the Max Planck Institute developed a theory to explain lexical selection and form encoding in spoken word production. The theory proposes two major processing components: lexical selection and form encoding, which can be completed within two-thirds of a second.

SourceMax-Planck-Gesellschaft·JournalProceedings of the National Academy of Sciences·DateNov 6, 2001