Jackie Chan’s mother was an opium smuggler and his father was a spy.
20
On average, every dollar bill you touch has over 3,000 different types of bacteria.
8
Placing alcohol on a scorpion's back will make it go crazy and fatally sting itself.
1k
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
Yawns are more contagious among people with closer relationships.
163
The human sigh acts as a physiological reset button.
23
By peeing in the shower, you can save 1,157 gallons of water a year.
31