There are so many kinds of apples that if you ate a new one everyday, it would take over 20 years to try them all.
34
A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
140
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
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