About one-third of polled American singles say they've had a consensually ... Reality check: Polyamory and polygamy are not the same thing. Polygamy is a fixed family structure in which more ...

Of all the Mormon doctrines, none caused as much controversy as polygamy, called plural or celestial marriage within the church. It divided prophet Joseph Smith's own household, caused a schism ...

Polygamy became illegal in the United States ... unless you've committed some scurrilous crime -- that those would be sacred to any American citizen. But, no, because of your religious ...

In their villages polygamy was practiced. Friar Pedro de Corpa ... the process for the beatification and canonization of these martyrs began, initiated by the American bishops. Now the decree ...

But "in terms of chronology, the slippery slope from gay marriage to polygamy appears to run in the wrong direction," says Noah Berlatsky at The Atlantic. "The major American experiment with ...

An American study looks at the fascinating case of birds. In birds, polygamy based on resource defense, where an individual protects a territory to attract mates, is proving evolutionarily fragile.

In contrast, resource-defense polygamy, where one sex — usually but not always the male — guards territories to attract mates, is highly unstable and often reverts to monogamy. “This ...