A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
140
A cow produces around 200,000 glasses of milk in her lifetime.
373
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
The average person in their lifetime will spend an estimated 20,160 minutes kissing!
212
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3