A baby's cry triggers the release of oxytocin, a brain chemical that controls breast milk release in mothers, a new study with mice shows.

The standard understanding of oxytocin, colloquially known as the "love hormone," may be all wrong, prairie vole research indicates.

With help from oxytocin, mice mothers are awesome teachers. The findings offer evidence for the benefits of parenting classes for humans, researchers say.

Scientists advocate for cleaning up troublesome jargon by applying new standard nomenclature for the hormones known as oxytocin and vasopressin in humans.

Researchers have determined the 3D structure of the receptor that the hormone oxytocin binds to. The findings could aid drug development.

Happy Father's Day! Here are five unexpected research findings about dads.

New research could clarify why not all women with traumatic childhoods develop PTSD.

Ecstasy has successfully treated some people with PTSD. A new study suggests reopening the "critical period" in the brain may be why.

"...altruism is deeply rooted in our evolutionary, neural, and genetic framework."