Download mp3 - right click and choose 'save target as' In order to see this content you need to have both Javascript enabled and Flash installed. Visit BBC Webwise for full instructions. In 1982, the ...

What makes the Greek alphabet so beautiful and fascinating? originally appeared on Quora: the place to gain and share knowledge, empowering people to learn from others and better understand the world.

What do secret societies, infectious diseases, and male dominance hierarchies have in common? They all make use of a symbol system that was first developed over 2,500 years ago. Since that time, it ...