"Our discovery that sign languages also have unique intonation patterns once again demonstrates that sign languages share many central properties with spoken languages. It turns out that ...

These are examples of prosody, the intonation pattern we use in language to give an added boost to our communication. People may not even hear the words you use as clearly as they notice the way ...

Words are the basic building blocks of human languages, but they are hardly ever found in nonhuman vocal communications. Intonation is another way that information is conveyed through speech ...