The "Green Revolution" won't come as soon as we think it will.

Patient protection loses meaning in the developing world.

If we never quit, then we'll never leave

Canada's tar sands are the most destructive project on earth -- and the campaign to shut them down is gathering momentum.

President Obama takes significant steps toward global nuclear disarmament.

Controversies and weird weather damage climate science's credibility.

One way or another, we’re used to seeing U.S. presidents display tacit accouterments of carnage such as bomber jackets.

Some Arabs, Kurds and Turks practice the ancient tradition of berdel, also known as parallel brides or sister swapping, in which the daughters of two families marry the sons of the other in the same ceremony.

The shipwreck of the markets spells the end of one era, and the start of another.

Could Iraqi democracy be a success story someday -- and even, as both conservative and liberal interventionists have hoped, a model of democratic development for the Muslim world?

Entrepreneur Yuval Talis is at the center of one of the globe's juiciest international intrigues: the cinematically brash assassination of a Hamas official in Dubai.

Why the words "human right to water" proves controversial.

History has shown us that if you scrape the surface of anxieties about population growth, you often find something else underneath. Be it related to race, class, religion, culture, politics, environment, the common fear is that of losing a portion of power or privilege.

In Rwanda, Deirdre Summerbell teaches an athletic and vigorous form of yoga to about 250 women, most of them survivors of some form of assault or abuse.

Author Chinua Achebe reminds us that his continent's problems are as old as colonialism.

Thanks to social networking, two former detainees reunite with their guilty guard.

To the shores of Tripoli with the son of Qaddafi.

How food is grown and processed and how it travels would seem to be much more important that how far it travels.

Toyotas record accident data, but the company will not release the data.

Private security contractors begin to capitalize on the disaster.