The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
German chemists made a replica of a trophy the size of one molecule.
68
The average home creates more pollution than does the average car.
33
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
One barrel of petroleum holds 42 gallons.
20
The bark of an older redwood tree is fireproof.
65