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
A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
140
The oldest glowing lightbulb was first switched on in 1901 and lives in fire stations in Livermore, CA. It is known as the Centennial Light.
118
The focusing muscles of the eyes move around 100,000 times a day. To give your leg muscles the same workout, you would need to walk 80km (50 miles) every day.
21
Cows can sleep standing up, but they can only dream lying down.
745
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14