A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
140
You forget 90% of your dreams.
256
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
The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
13
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3