Mars had an oxygen-rich atmosphere around 4 billion years ago
13
If you have 1 billion dollars and spend $1,000 every day, it would take you 2,740 years to go broke.
31
A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
140
The average person in their lifetime will spend an estimated 20,160 minutes kissing!
212
If aliens located 60-65 million light years away from us, looked at earth through a really powerful telescope today, they would see dinosaurs!
18
There is a mass reservoir of water floating in space that is 100,000 times bigger than our sun and holds 140 trillion times more water than all of our oceans.
11
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14