A photographer explores Mexico’s hopeful future and heavy past.

Even the most evil regime would not hand nukes over to terrorists.

Women won’t just succeed in combat roles, they’ll excel.

An ancient force is back, and it’s causing trouble worldwide.

Many unwilling soldiers bond with their new comrades through ugly means.

To convince the world you’ve prevailed in battle, sometimes you have to get creative.

Even for nonbelievers, religion has its uses.

Ideologues on both sides pick and choose from genetic science to support their views.

Voters say they prefer clean politicians even if they’re incompetent. Why don’t they vote that way?

Helping the poor save could be as simple as handing families safe boxes.

Geography and history stack the deck against poor countries.

In the United States, imported languages are doomed.

Accidents pitting eco-friendly cars against trucks and SUVs have increased traffic fatalities.

The accounts of elephant altruism, intelligence, and feeling are too many to be ignored.

American pharmaceutical firms are producing as many breakthrough drugs as ever.

Scientists are learning how to alter memories.

Iraq’s Kurds have gone from rags to riches—and may be poised to secede.

Africa is growing more democratic—so why are traditional authorities still popular?

Don’t look to New Delhi for solutions to India’s woes.