Iron weighs more after it rusts.
16
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
Aluminum used to be more valuable than gold!
84
In zero gravity, a candle's flame is round and blue.
16
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
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
One ragweed plant can release as many as one billion grains of pollen!
51
Cold water weighs more than hot water.
93