Although previous studies have demonstrated what scientists call “herd immunity,” none have been so incontrovertible as a study of farming colonies in Canada.

The family of an American killed by an Israeli army bulldozer in Gaza will launch a damages case on Wednesday, stoking controversy over the treatment of pro-Palestinian protesters and angering Israelis frustrated by international criticism.

As much as half the food aid sent to Somalia is diverted from needy people to a web of corrupt contractors, Islamist militants and local U.N. staff, according to a new report.

Israel approves the construction of 1,600 new homes for Jews in disputed east Jerusalem — a move that is sharply denounced by Vice President Joe Biden during a visit there.

Dual announcements by bitter rivals Israel and Syria that they want to pursue atomic power plants could fuel a widening web of suspicion across the region.

At least three Swedish newspapers on Wednesday published a cartoon depicting the Prophet Muhammad with the body of a dog after an alleged plot to murder the artist who created it was uncovered in Ireland.

Three men are arrested over the theft of the body of former President Tassos Papadopoulos, which was found reburied in another grave three months after being dug up and reportedly held for ransom.

Seven people were arrested in the Irish Republic on Tuesday over an alleged plot to assassinate a Swedish cartoonist who depicted the Prophet Muhammad with the body of a dog, police said.

Suspected militants armed with grenades attacked the offices of a Christian aid group helping earthquake survivors in northwestern Pakistan on Wednesday, killing six employees and wounding several others, police and the organization said.

The streets of Santiago, Chile's capital, appear mostly unscathed, but many people do not know if their lives will ever be the same.