When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
The left ear is more responsive to words of love and emotion whispered into it than the right.
44
When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
130
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
212
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
In 2012, a Chinese man named Xiao Fan had a dress made out of 9,999 red roses for his girlfriend and then proposed - 9 in China means forever
16
In 1999, a fisherman found a love letter in a bottle from a soldier in WWI. He returned said letter to the now deceased widows 86 year old daughter.
27
In Korea, if you do not receive any gift on Valentine's day then all the singles go to Korean restaurants and eat black noodles to celebrate (or mourn) their single status.
28