A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
140
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
The 409 escalators in the London subway cover a distance every week which is approximately equivalent to several trips around the globe!
94
The strangers in your dreams are actually people that you've seen in real life.
50
The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
13
Only about 2% of the world population has green eyes.
36