Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
According to scientists, the color of the cup that we're drinking from can alter our perception of the actual taste of the drink.
12
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
One cubic foot of gold weighs more than 1,200 pounds!
78
German chemists made a replica of a trophy the size of one molecule.
68
Cold water weighs more than hot water.
93
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38