I have been both a practicing obstetrician and a research embryologist. The more I learn about human the evolution of human sexuality the more fascinating it becomes. In a recent study in Science magazine, Stanford scientist Rajiv McCoy and colleagues[i] found evidence of a mutation that may have become more common … More >
One of the greatest things about our long-term romantic relationships is that they can provide comfort and predictability in this wild world we live in.
But let’s face it: Long-term relationships can get a little boring. Within nine to eighteen months, research suggests, 87 percent of couples lose that knee-quaking excitement … More >
It’s been called the cuddle hormone, the holiday hormone, the moral molecule, and more—but new research suggests that oxytocin needs some new nicknames. Like maybe the conformity hormone, or perhaps the America-Number-One! molecule.
Where does this many-monikered neuropeptide come from? Scientists first found it in mothers, whose bodies flood with oxytocin … More >
“Valentine’s Day is a commercial sham!” said one friend. “Valentine’s Day propaganda is everywhere!” said another. “Heterosexist!” cried a commentator on our Facebook page.
Lots of people hate Valentine’s Day. For some very good reasons: It is commercial; it is heterosexist; it does make involuntary singles weep into their beers.
But we … More >
“Love is not love which alters when it alteration finds,” wrote William Shakespeare in his 116th Sonnet. “O no! it is an ever-fixed mark that looks on tempests and is never shaken.”
Nothing could be further from the truth, says the new science of romantic love.
Love is, first and foremost, an … More >