The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
In the 1950s, the US government placed beer next to an atomic bomb blast to determine if it was still drinkable. The result: in the event of a nuclear war, beer is safe to drink!
16
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
One cubic foot of gold weighs more than 1,200 pounds!
78
Sound travels about 4 times faster in water than in air.
408