Woes and blessings of the oil spill.

We exercise dominion over creation not only when we use it, but also when we conserve it.

The outrageous way in which an energy giant's CEO had fun at work.

The story of the 1977 blackout in New York—the occasion of widespread looting and destruction—has some surprisingly timely lessons for America in 2004.

He read his times and wrote about times to come.

When the West finally gained influence in the Islamic world, Christians lost their nerve.

Renaissance scholarship proved fatal for one of the medieval papacy's favorite claims.

Those who believe that God rewards righteous nations have Orosius to admire and Augustine to dispute.

In the Prefatory Address to his Institutes, John Calvin defends both his doctrine and its battered believers.

CH Timeline

The Inferno is crammed with greedy Florentines receiving their due.

With two popes, then three, vying for power, more was at stake in Constance than Jan Hus.

The integrity for which Hus died lives on among Czech Christians.

Why Christians used it, why it worked, and why it died.

The stories of three Viking rulers and their encounters with Christianity.

Besides spiritual solace, Vikings were attracted by Christianity's tangible blessings.

King Olaf Haraldsson had only moderate success at converting his people—until a year after he was killed in battle.