Speed dating was invented by a Rabbi in 1999.
45
Wearing red increases attraction.
30
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
Historically, sweat has been an active ingredient in perfume and love potions.
309
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
Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
88