Iron weighs more after it rusts.
68
Iron weighs more after it rusts.
16
No matter how cold it gets, gasoline will not freeze.
107
Indoor pollution is 10 times more toxic than outdoor pollution.
62
There are more than 270 people cryogenically frozen in the hope that one day the technology will exist that can revive them and extend their lives.
13
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
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