The 409 escalators in the London subway cover a distance every week which is approximately equivalent to several trips around the globe!
94
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
13
A cow produces around 200,000 glasses of milk in her lifetime.
373
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165