There are about 7,000 languages in the world, and they are constantly evolving and changing. But it's a bit of a mystery why languages change the way they do. Anthropologist Caleb Everett of the University of Miami believes he may have found some of the first evidence that environment can influence the way people speak.
<iframe src="http://english.share.voanews.eu/externalaudio-FLRM/Audio/2272602.html" scrolling="no" frameborder="0" width="384" height="185"></iframe>
Your e-mail: *
E-mail of the recipient(s): * Please separate multiple addresses with a comma (,).
Your name: *
Enter your comment:
Please write code from the image *