fortune teller's hands

Why Economists Make Terrible Fortunetellers

Even the (presumably rational) economists of the world love to try to predict the future. They often get it wrong, suggesting that all the rational data in the world is rendered useless by the irrationality of human behavior.
Hope Diamond

The Secrets of Diamonds

Diamonds are sparkly. Diamonds are expensive. But diamonds are more than bling—they tell us a lot about the earth, itself.