Science of Sex

Does love at first sight really happen? Not quite, according to a new study.

In Americans, cases of three common sexually transmitted diseases (STDs)have together reached all-time highs, according to a new report.

More than one-third of adult men in the United States now say they use condoms during sex.

In a new study, Tinder users had lower levels of self-esteem and more body dissatisfaction than people who didn't use the dating app.

Cases of hepatitis C have tripled over a five-year span, thanks in large part to the exploding opioid epidemic, which leads to IV drug use.

This trend of single Americans has the chance to redefine the traditional meaning – and confines – of home, family and community, says one social scientist.

The things we want in a good friend are many of the same things we expect from a romantic partner.

Data from swiping apps like Tinder are giving researchers a window into how dating and relationships could be changing.

Is Virginia really for lovers?

Find out how your state fares when it comes to positive relationships. And if you're from Virginia and looking for love, you may want to make a move.