Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
Hot water can freeze faster than cold water.
181
Scientists are attempting to create a synthetic brain by reverse-engineering the mammalian brain down to the molecular level. A cellular human brain is predicted possible by 2023. It hopes to shed light on consciousness.
10
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
German chemists made a replica of a trophy the size of one molecule.
68
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
One 75-watt bulb gives more light than three 25-watt bulbs.
57
A single speck of dust is half way in size between a subatomic particle and the Earth.
15