Fine-grained volcanic ash can be found as an ingredient in some toothpastes.
55
There are more nerve cells in the human brain than there are stars in the Milky Way.
349
The number of births that occur in India each year is higher than the entire population of Australia.
66
‘Qatar’ is the world's most expensive bar of soap. Infused with gold and diamond powder, it costs a squeaky clean $2,800.
18
There are 635,013,559,599 possible hands in a game of bridge.
39
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
Sunflowers can be used to clean up radioactive waste.
17
Playing Tetris after a traumatic event can prevent the development of traumatic memories and reduce the chance of having flashbacks.
30