Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
There's a young hippo and a 130+ year old tortoise in a Kenyan wildlife preserve who are best friends and they even sleep and play together.
40
The desire to squeeze and hug cute things comes from the same place in your brain as aggression.
65
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
When dragonflies mate, their tails form a love heart.
22
Raj from the Big Bang Theory is married to Miss India.
11