Brass doorknobs automatically disinfect themselves in about 8 hours.
18
One ragweed plant can release as many as one billion grains of pollen!
51
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
Liquid TIDE laundry detergent glows under a blacklight.
96
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101