Items waiting in the Pocket queue: 0

Enter one or more words
Enter one or more words
Enter one or more words
New research has given credence to the idea that laughter evolved in a common ancestor of the great apes and humans.


 ape laughter evolution
The giggling sounds of a hyena contain important information about the animal's status, say scientists. In the first study to decipher the hyena's so-called "laugh", they have shown that the pitch of the giggle reveals a hyena's age. What is more, variations in the frequency of notes used when a hyena makes a noise convey information about the animal's social rank...


 animal communication speech hyena giggle laughter
Two women are planning to set up laughter clubs in Zimbabwe, one of the world's most challenging economies...


 laughter Zimbabwe therapy