By Colin Allen, New York Times A robot walks into a bar and says, “I’ll have a screwdriver.” A bad joke, indeed. But even less funny if the robot says “Give me what’s in your cash register.” The fictional theme of robots turning against humans is older than the word itself, which first appeared in the...

From Science Daily Imagine a runaway boxcar heading toward five people who can't escape its path. Now imagine you had the power to reroute the boxcar onto different tracks with only one person along that route. Would you do it? That's the moral dilemma posed by a team of Michigan State University...

By Katherine Harmon | Scientific American "If love is said to come from the heart, what about hate? Along with music, religion, irony and a host of other complex concepts, researchers are on the hunt for the neurological underpinnings of hatred. Functional magnetic resonance imaging (fMRI) has begun...

By Jan Dönges | Scientific American "No one doubts that the words we write or speak are an expression of our inner thoughts and personalities. But beyond the meaningful content of language, a wealth of unique insights into an author’s mind are hidden in the style of a text—in such elements as how...

By Edward O. Wilson from The Atlantic "ENTURIES of debate on the origin of ethics come down to this: Either ethical principles, such as justice and human rights, are independent of human experience, or they are human inventions. The distinction is more than an exercise for academic philosophers...