You may have heard the joke about the English teac...  ...ous levels of positive/negative phrases, there is no case of two positives meaning a negative. To whic...  ...re well-attuned to a sarcastic tone of voice. But now we have another language conundrum popping up tha...  ...spoken or written. It’s the...

The answer is no , what do you think the question is?Photo via Alex...

Is shaking one's head to mean " no " solely a human gesture? Perhaps not . This film from the BBC shows a mother Bonobo ape...  ...asions. Previously only anecdotal reports have noted individual chimpanzees shaking their head to sign...  ...ividual chimpanzees sha...