The chief engineer for NASA’s robotic Mars Exploration Program talks about what it would take to put people on the Red Planet. Will Mars be humanity’s lifeboat?

Mexico City is one of the world’s biggest population centers, yet the city’s infrastructure is extremely unstable. The resulting challenges serve as a warning—and a lesson—to the rest of our urbanizing world.

A brief look at Mexico City’s history helps explain the modern city’s water troubles.

From genes to geophysics, our world is increasingly what we make it. But environmental philosopher Christopher Preston urges restraint.

If our reliance on technology has accelerated climate change, maybe technology can fix the problem too. Would it work? Should we try it?

Why does America’s Christian Right take such an active interest in how we view and use scientific findings—to the point of creating its own version of science?

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

We all know we have a “body clock” and that it’s slowly winding down. But researchers are learning more about just what that means.

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

As biotechnology marches us toward a world of new and improved human genetics, should we be optimistic—or concerned?

Science has given us answers to many questions, but what gives us confidence in those answers? Can what we come to believe actually bring about our demise?

Biochemist Jennifer Doudna talks to Vision’s Dan Cloer about a genetic-engineering breakthrough that has profound implications for biology and medicine.

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

It’s a common belief that scientists cannot be religious; the two modes of thinking and explaining the world seem opposed to one another.

Quantum theory is beyond the grasp of most of us. Even physicists struggle to make sense of things that common sense suggests are impossible. Why, then, is faith in science seen as rational while faith in God is not?

In trying to communicate with life beyond Earth, will we finally get the message that has always been available to us?

Vision reviews three books that offer possible solutions to the challenges our planet faces as population steadily climbs, more cities become megacities, and the demand for food burgeons.

Is modern science giving us better insight into who and what we are and why we exist? Vision reviews three books that explore the meaning of life.

The name “Solomon” is often viewed as synonymous with wisdom. The Hebrew Scriptures note that dignitaries visited ancient Israel’s king to confirm the accuracy of his reputation.

That we affect our environment in various ways is beyond debate, but can we alter the planet and its systems to reverse current trends and avert an impending catastrophe, or do we overestimate our power?