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
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
As a rule, 66 percent of people keep their eyes closed while kissing. The rest take pleasure in watching the emotions run the gamut on the faces of their partners.
687
40% of people who are rejected in romantic love slip into clinical depression.
72
A Korean man called Lee Jin-gyu fell in love with his large, huggable pillow and married it.
29
When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
130
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
One in five long-term love relationships began with one or both partners being involved with others.
177