Iron weighs more after it rusts.
68
Scientists are now able to grow 'beating' heart tissue in a lab!
162
If the chemical sodium is dropped into water it will immediately and violently explode.
67
The average home creates more pollution than does the average car.
33
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21