Featured in love
The ‘Love Machine’ really exists. Here’s what it’s taught us about our romantic choices.
Neuroscientist Stephanie Cacioppo built a tool to explore the brain chemistry of love and a lifetime of happiness.
Research on aphrodisiacs is kind of unsatisfying
There's more to love potions than physical arousal.
How to quarantine with your partner without destroying your relationship
Let’s be alone together.
We might have started kissing to share chewed up food (and other delicious facts about smooching)
Science for your smoocheroos.
He’s Just Not That Into You?
Learn how to score based on birth order
Just 13 great gifts for Valentine’s Day
There's no shame in a dozen roses, but if you want to spend $50 on something that doesn't die in three days, read on.
Six animals having worse sex than you
Sex is terrible for almost all female animals.
In loving memory of Jeremy, the one-in-a-million mutant snail
Find me somebody to love.
Your stinky feet can reveal who you’re living with
Sharing a life means sharing your microbes.
Bonding with a partner could have unexpected rewards—in your brain, that is
Cuddling rodents might be the key to understanding this social behavior.