One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
Sound at the right vibration can bore holes through a solid object.
134
A cesium atom in an atomic clock beats over nine billion times a second.
43
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0
Your brain is 80% water.
525
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101