Speed dating was invented by a Rabbi in 1999.
45
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
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
The single biggest predictor of love is proximity.
30
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 2010, Gary Richmond was beaten into a coma. He woke up with amnesia and no memory of his wife of 20 years. Subsequently, he ended up falling in love with her all over again!
44
Men who kiss their wives in the morning live five years longer than those who don't.
1k
Wearing red increases attraction.
30