Iron weighs more after it rusts.
68
Nearly 50% of the world's scientists are assigned to military projects.
71
Most dust particles in your house are made from dead skin!
67
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
No matter how cold it gets, gasoline will not freeze.
107
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
German chemists made a replica of a trophy the size of one molecule.
68
Out of all the senses, smell is most closely linked to memory.
146