When dragonflies mate, their tails form a love heart.
22
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
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
In medieval Italy, if a man was caught kissing a woman in public, he had to marry her whether he liked it or not.
456
Gary Kremen, founder of match.com, lost his girlfriend to a man she met on match.com.
69
Couples' personalities converge over time to make partners more and more similar.
235