Yawning

How and why we yawn still presents problems for researchers in an area which has only recently been opened up to study. A When Robert R Provine began studying yawning in the 1960s, it was difficult for him to convince research students of the merits of 'yawning science'. Although it may appear quirky to some, Provine's decision to study yawning was a logical extension of his research in developmental neuroscience. B The verb 'to yawn' is derived from the Old English ganien or...