"We're entitled to trust the evidence of our own senses."

It's a question that bedevils dog owners the world over: "Is she staring at me because she loves me? Or because she wants another biscuit?"

Research published Thursday in the journal Science suggests that love (or something close) could be behind that stare. The work shows that when dogs and their people gaze into each other's eyes, all get a boost in their circulating levels of oxytocin — a hormone thought to play a role in trust and emotional bonding.

Read more at WUSF.