One ragweed plant can release as many as one billion grains of pollen!
51
According to studies, men change their minds two to three times more often than women.
72
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Balsa wood is classified as a hard wood!
41
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
In the 1950s, the US government placed beer next to an atomic bomb blast to determine if it was still drinkable. The result: in the event of a nuclear war, beer is safe to drink!
16