Billions of neutrinos pass unnoticed through your body every second.
6
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
The average temperature at 40,000 feet above sea level is -60 F.
56
One ragweed plant can release as many as one billion grains of pollen!
51
Out of all the senses, smell is most closely linked to memory.
146
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
One cubic foot of gold weighs more than 1,200 pounds!
78
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101