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
Men who kiss their wives in the morning live five years longer than those who don't.
1k
In Korea, there's a man named Lee Jin-gyu who fell in love and married his life-sized Japanese body pillow (called a "dakimakura").
-2
Speed dating was invented by a Rabbi in 1999.
45
40% of people who are rejected in romantic love slip into clinical depression.
72
People are more likely to tilt their heads to the right when kissing instead of the left (65 percent of people go to the right!)
278
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
The left ear is more responsive to words of love and emotion whispered into it than the right.
44