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 focusing muscles of the eyes move around 100,000 times a day. To give your leg muscles the same workout, you would need to walk 80km (50 miles) every day.
21
If Earth's history was condensed into twenty-four hours, life would've appeared at around 4am, land plants at 10:24pm, dinosaur extinction at 11:41pm, and human history would’ve began at 11:58:43pm.
21
Cows can sleep standing up, but they can only dream lying down.
745
There is a persistent storm in Venezuela that produces lightning 140 to 160 nights a year, 10 hours per day and up to 280 times per hour and has been going since at least the 16th century.
25
A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
140
Only about 2% of the world population has green eyes.
36