Iron weighs more after it rusts.
68
The storage capacity of human brain exceeds 4 Terrabytes.
140
Iron weighs more after it rusts.
16
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Columbia University has developed an artificial tree that passively soaks up carbon dioxide from the air using "leaves" that are 1,000 times more efficient than true leaves that use photosynthesis.
15
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13