Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
Girls have more tastebuds than boys.
124
Studies show that the risk of a “secret love” being revealed heightens romantic feelings for the partners, thanks to increased levels of phenylethylamine (PEA).
99
If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15
In a lifetime, an average person walks the equivalent of 5 equators
177
Only 10-20% of the population can wiggle their ears and raise one eyebrow.
22