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 stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
13
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
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 University of Oxford (teaching since 1096) predates the Aztec empire (1428 - 1521).
14