A cubic yard of air weighs about 2 pounds at sea level.
31
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
Most dust particles in your house are made from dead skin!
67
Your brain is 80% water.
525
Indoor pollution is 10 times more toxic than outdoor pollution.
62
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
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79