It can be! Research shows yawning is extra contagious when it comes with a sound effect: that “ahhh” noise a lot of us make. If a person hears that over the airwaves, it might be enough to ...

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Yawning is sometimes associated with fatigue ... the contractions causes the air to make the rumbling sound we know and love, or borborygmus to give it its scientific name. Its links to hunger ...

TSU--Dolphins yawn, even in the wild seas, a study showed. A group of researchers with Mie University here analyzed 1,816 hours of video recordings and spotted free-ranging Indo-Pacific bottlenose ...