Has this ever happened to you?

You’re walking down the street. Out of the corner of your eye, you notice a strikingly beautiful man or woman.

You turn your gaze toward them and, without knowing why, you find yourself drawn to the sight of this person.

Seconds later, you may even find yourself lost in a mental daydream, a spontaneous fantasy where you're seducing this innocent bystander in a chaise lounge by a pool. Or perhaps you just feel the tingling sensations of sexual energy...

There’s something odd about the very idea of "the science of marriage." Raising kids together, negotiating disputes, or having outrageous sex – these aren't "scientific" activities. It would be odd to use predictive analytics to improve your parenting. It would be even stranger to use data sets of your past trysts to spice up your sex life. 

All that's to say that science can't explain the mystery of marriage -- the actual experience of being in love. 

And...

Will and Jada Smith recently introduced a new word into the vernacular of marriage: “entanglements." It’s their way of referring to the people outside your marriage who blur the line between friendship and an emotional or actual affair.

We thought this whole idea of “entanglements" raised a fascinating question: when does a relationship outside of marriage become something more like an emotional affair? When does it begin to undermine intimacy and trust in...

“The challenge for modern couples lies in reconciling the need for what's safe and predictable with the wish to pursue what's exciting, mysterious, and awe-inspiring."

These are the words of Esther Perel, the master theorist of sex and eroticism in marriage. Her big idea is that marriage consists of two conflicting aims. On one side, we crave security, comfort, and safety. On the other, we crave adventure, excitement, and sometimes even risk.

Ideally, these...

We thought we’d ask because this is a real question for many couples. 

In the abstract, getting stuck together in a small space for months at a time sounds downright erotic. Don’t people travel long distances and pay tons of money for that sort of thing?

But then there's the reality of quarantine. The daily stream of heart-wrenching news updates. The background hum of stress and anxiety. And the fact that you now see each other, your pets, and your...