Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240
There are 2,500,000 rivets in the Eiffel Tower.
98
If you counted 24 hours a day, it would take 31,688 years to reach one trillion!
44
People spend about two weeks of their lives at traffic lights!
159
The roar that we hear when we place a seashell next to our ear is not the ocean, but rather the sound of blood surging through the veins in the ear.
476
The average IQ is 100, while 140 is the beginning of genius IQ.
140