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
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
212
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
Raj from the Big Bang Theory is married to Miss India.
11
Twenty nine percent of women spend more time shopping for shoes than they do looking for a life long mate.
737
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14