Research has determined that most people are happiest at 7:26pm on a Saturday night.
69
Modern humans first appeared about 200,000 years ago, but record keeping didn't begin until about 6,000 years ago. That means about 97% of human history is lost.
21
Your heart will pump about 212 million liters in its lifetime.
26
You forget 90% of your dreams.
256
If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15
In ancient Egypt, priests plucked EVERY hair from their bodies, including their eyebrows and eyelashes.
130
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14