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 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
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
212
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
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.
28
Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
103
Couples' personalities converge over time to make partners more and more similar.
235