Moths are unable to fly during an earthquake.
328
Kissing an infection-free partner is good for your teeth!
141
A human being loses an average of 40 to 100 strands of hair a day.
133
Drying your hands with paper towel will reduce the bacterial count by 45 - 60% on your hands. However, using a hand dryer will increase the bacteria on your hands by up to 255% because it blows out bacteria already living in the, conveniently, warm moist environment.
26
It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11