But in most cases even the possibility that the correlations reflect shared genes is taboo.

Climate change could produce a lot of misery and waste without necessarily leading to large-scale armed conflict, which depends more on ideology and bad governance than on resource scarcity.

Morality is not just any old topic in psychology but close to our conception of the meaning of life. Moral goodness is what gives each of us the sense that we are worthy human beings.

But the newest research is showing that many properties of the brain are genetically organized, and don't depend on information coming in from the senses.

The theory that religion is a force for peace, often heard among the religious right and its allies today, does not fit the facts of history.

Tom Hanks, who starred in 'The Da Vinci Code,' turns out to be related to a number of the historic characters that feature in 'The Da Vinci Code,' including William the Conqueror and Shakespeare.

I teach classes 28 weeks of the year, but the rest of the time I do research and write books.