The Mongol conquests are difficult to fathom. Although their most important technology was the horse, they conquered much of the known world from China to Europe, a series of wars that killed tens of millions of people, then a substantial chunk of the world's population.

Here is what Muslims and Muslim organizations are expected to say: "As a Muslim, I condemn this attack and terrorism in any form." This expectation we place on Muslims, to be absolutely clear, is Islamophobic and bigoted.

The Mongol conquests are difficult to fathom. Although their most important technology was the horse, they conquered much of the known world from China to Europe, a series of wars that killed tens of millions of people, then a substantial chunk of the world's population.

Religious distinctions are deeply important for many of the problems in today's Middle East, particularly between Sunni and Shia Muslims in Syria and Iraq.

It's no secret that Europeans and Americans win most Nobel prizes.

I saved Latin. What did you ever do?

Latin America and the Caribbean are the happiest on average in the world.