They fought the Egyptians, sacked Babylon, and built elaborate cities. Then the Hittites vanished. Today, new discoveries are restoring the legend of a forgotten superpower.

Wealth inequality began shaping human societies more than 10,000 years ago, long before the rise of ancient empires or the invention of writing. That's according to a new study that challenges ...

We're living in a period where the gap between rich and poor is dramatic, and it's continuing to widen. But inequality is nothing new. In a new study researchers compared house size distributions from ...