In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
A puppy is born blind, deaf, and toothless.
16
One litter of kittens can be produced by more than one father.
57
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
Raj from the Big Bang Theory is married to Miss India.
11
The desire to squeeze and hug cute things comes from the same place in your brain as aggression.
65
Some British police cars carry a teddy bear to console children after an accident.
46