Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
The storage capacity of human brain exceeds 4 Terrabytes.
140
Iron weighs more after it rusts.
16
Liquid TIDE laundry detergent glows under a blacklight.
96
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16