Only 8% of the world’s currency is physical money. The rest exists only on computers.
20
In 2014, a college in upstate New York started offering classes on the sociology of Miley Cyrus.
6
There are 5 to 10 times more stars in the known Universe than there are grains of sand on all the world's beaches, but a single grain of sand has more atoms than there are stars in the known Universe.
20
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
Chen Guanming, from Jiangsu province in eastern China, traveled by RICKSHAW for 2 years and covered nearly 40,000 miles through 16 countries, surviving flood, war zones and extreme temperatures, finally arriving at the London 2012 Olympics.
7
The Sun and Moon appear to be the same size because the moon is 400 times smaller than the Sun, but 400 times closer to Earth.
13