The Indus Valley civilization was probably the most advanced in the world for over 500 years, with over a thousand settlements sprawling across 250,000 square miles of what exactly is now Pakistan and northwest India from 2600 BCE to 1900 BCE. It had several large, well-planned cities like Mohenjo-daro, common iconography—and a script no one happens to be able to understand.
Some recent attempts to decipher it over at Nature, Andrew Robinson looks at the reasons why the Indus Valley script has been so difficult to crack, and details. Since we do not know any single thing in regards to the underlying language and there is no multilingual Rosetta stone, scholars have analyzed its structure for clues and compared it to other scripts. 阅读更多