Neuroscientist Anders Sandberg talks about the challenges and risks inherent in our steady march toward an age where machine intelligence surpasses that of human beings.

Why does a crowd of witnesses so rarely intervene to help a person who is obviously in trouble? And what does it take to be the person who does?

The widespread misjudging of an entire generation has serious implications for our collective future.

Loneliness isn’t just about being alone or feeling friendless. It’s now recognized as a potentially fatal condition that millions suffer from.

With a glut of information at our fingertips, three authors not only discuss the challenge of determining whom we can trust but also offer some helpful guidelines.

Piers Millett of Oxford University’s Future of Humanity Institute talks about potential global biological catastrophes stemming from such risks as bioterrorism, pandemic disease and genetic manipulation.

Insight Video: Is it possible to be in politics without becoming tainted by political corruption?

Is there hope for a resolution of the Israeli-Palestinian impasse in what some have called “a dangerous neighborhood”?

Bouncing back from traumatic stress requires a lot more than a strong will. Understanding why we don’t all respond the same way is a good place to start.

That sports, conventionally seen as promoting health, should be deemed a cause of death raises serious ethical questions.