One ragweed plant can release as many as one billion grains of pollen!
51
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
Sound at the right vibration can bore holes through a solid object.
134
Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
15
4.5 pounds of sunlight strike the Earth each day.
27
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
In zero gravity, a candle's flame is round and blue.
16
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65