Insight Video: The human brain is easily fooled into believing things that simply aren’t true. When it comes to life-and-death issues, that can be disastrous.

If you believe life on this planet will go on indefinitely, then your brain may be playing tricks on you. How can we see beyond what we think we know?

What kind of future can we look forward to if war becomes indistinguishable from a game?

China’s ambitious urbanization program stands out in today’s world. But a Renaissance painting offers a surprising warning against overreach. Can our cities fail?

We live at the dawn of a new “Enlightenment.” Only this one has little to do with reason and rationalism.

Rebuilding the world economy on a more sustainable model is a daunting task. It has to start with you and me—and at that level, it isn’t so hard after all.

A passionate proponent of living simply and in harmony with nature, Thoreau is remembered today as a pillar of the modern conservation movement.

Two authors not only explore the monumental problems facing the world today but also propose a way forward. Are their solutions workable? Yes and no.