Yet, despite its accomplishments, much about the Indus Valley Civilization remains a mystery—particularly its writing system.

For more than a century, the ancient Indus script has mystified researchers. Left behind by the Indus Valley civilization ... perhaps the most important system of writing that is undeciphered.” ...

Eventually, the Indus Valley civilization faded away ... Commons “We have not been able to clearly understand the writing system of the once flourishing Indus Valley,” says M.K. Stalin ...

We have not been able to clearly understand the writing system of the once flourishing Indus Valley,' he said ... do know some details about the Indus civilization, also known as Harappan ...

The writing was discovered on pottery and tablets from an Indus Valley civilization called the Harappan ... The Indus script is perhaps the most important system of writing that is undeciphered ...

Weight measurement system? Some of its artifacts? Experts still don’t know. But one mystery looms larger than the rest: How, when and why did the Indus valley civilization disappear? Experts ...

The latest such prize was offered last month by the chief minister of one Indian state: $1 million to anyone who can decode the script of the Indus Valley civilization, which stretched across what ...

The Indus Valley Civilization (IVC), or Harappan Civilization ... with large communal buildings and the world’s earliest sanitation system—a degree of urban planning not to be seen again ...

Mesopotamian Civilization 3500 BCE - 500 BCE Gave birth to the world's first cities, writing system, and complex societies like Babylon and Assyria. Indus Valley Civilization 3300 BCE - 1300 BCE ...