A couple had their wedding rings engraved with a waveform of their own voices saying "I do."
10
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
Every human spent about half an hour as a single cell.
144
If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15
The single biggest predictor of love is proximity.
30
You share your birthday with at least 9 other million people in the world.
201