If you had 10 billion $1 notes and spent one every second of every day, it would require 317 years for you to go broke.
109
Your fingernails grow faster in summer.
744
In Georgia, there is an airtight room called the Crypt of Civilization that was sealed in 1940. It contains numerous artefacts documenting what life was like at the time of sealing, and is scheduled to be opened in the year 8113 to show people of the future exactly what life was like.
13
The oldest living person smoked cigarettes from the age of 21 to 117.
13
Over its lifetime, the average microwave requires more energy to display a digital clock than to heat food.
10
Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240