Air flows in mechanical device reveal secrets of speech pathology

WASHINGTON, D.C., November 22, 2010 — From a baby’s first blurted “bowl!'” for the word “ball” to the whispered goodbye of a beloved elder, the capacity for complex vocalizations is one of humankind’s most remarkable attributes — and perhaps one we…

A chip off the early hominin tooth

Were our early mammalian ancestors vegetarians, vegans or omnivores? It’s difficult for anthropologists to determine the diet of early mammalians because current fossil analysis provides too little information. But a new method that measures the…

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