Recent study shows that dogs demonstrate empathy and emotional connection to their owners this way.
Dogs have been man's closest companion for 14,000 years.
Contagious yawning may have evolved from the need to coordinate and strengthen our species-to-species link.
A dog that stares at you probably loves you. As humans do, dogs look us in the eye to show affection.
Like a new mom looking at her infant, we release oxytocin when we see our "furever" family.
"Looking into each other's eyes increases social bonding hormones."