Synthetic chemicals have become embedded in all aspects of our lives. What will it take to reverse their toxic effect—on our bodies and on our world?

Insight Video: Our food supply may well become the greatest challenge of the century. And directly linked to it are dwindling global water reserves. Will we have enough of either to survive? Each of us holds the key.

Immortality may not be an option, but can degeneration and the terrors of aging be lessened or even eliminated? These authors think so.

Neurobiologist Michael Fossel explains how people’s healthy life spans can be extended and how he believes Alzheimer’s will soon be cured.

How you read the title of this article may say something about your view of failure—and about the likelihood of your eventual success.

With random acts of terror clearly on the increase around the world, what can you do to minimize your chances of becoming a victim?

Disease epidemics were once explained as expressions of God’s implacable anger over our sinful human nature. Then came modern science.

Success is often viewed as the attainment of wealth, fame or power. By that measure, however, most of us will never succeed. What is success, and is there any way to guarantee it?