Significant differences have existed between the Orthodox and Catholic denominations of Christianity since the Great Schism ...

Most Americans, including majorities of men, women, Republicans and Democrats, say men and women are different in many ways. But there are gaps by gender and partisanship when it comes to views of ...

While the physical differences between humans and non-human primates are quite distinct, a new study reveals their brains may be remarkably similar. And yet, the smallest changes may make big ...