Speed dating was invented by a Rabbi in 1999.
45
When dragonflies mate, their tails form a love heart.
22
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
4
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
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
130