The differences go beyond the ballot box.

Agree to disagree.

As the U.S. continues to trek through its preliminary presidential debates, the question of what determines leadership skills has been hotly debated and researchers are looking to the animal kingdom for clues to an answer.

A new study suggests that unmarried women tend to be more liberal and Democratic because they feel the fate of other women will also affect their own.  

Billionaire Donald Trump, known for offensive comments and an aggressive speaking style, is undeniably the most popular Republican candidate for president as of September 2015 — though many would agree he is a far cry from the presidential...

A new sociology study links Republican views to marital satisfaction. But is politics the key to a successful marriage, or are race and religion bigger factors?