Sunflowers can be used to clean up radioactive waste.
17
Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240
The yin-yang pattern's earliest use is in Rome - not China!
125
There are 365 steps on the front of the U.S. Capitol Building - one for every day of the year.
50
To get a song out of your head, try doing something like a puzzle or Sudoku.
13
The best time for a person to buy shoes is in the afternoon. This is because the foot tends to swell a bit around this time.
49


