A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
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A cow produces around 200,000 glasses of milk in her lifetime.
373
Iceland has been so culturally isolated through history since the Vikings, that compared to other Scandinavian counties, people who speak Icelandic can still read the old Norsk sagas.
4
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
The 409 escalators in the London subway cover a distance every week which is approximately equivalent to several trips around the globe!
94
Not only are there rogue planets floating through space completely alone, not orbiting any stars, but it’s possible that these pitch-black lonely planets support life.
14
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81