If you have 1 billion dollars and spend $1,000 every day, it would take you 2,740 years to go broke.
31
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
140
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
The 409 escalators in the London subway cover a distance every week which is approximately equivalent to several trips around the globe!
94