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
According to the New York Times, a study conducted during the 1980's found that men who kiss their wives before leaving for work live longer, get into fewer car accidents, and have a higher income than married men who don't.
14
When dragonflies mate, their tails form a love heart.
22
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.
27
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
130