A ball of glass will bounce higher than a ball made of rubber.
73
One barrel of petroleum holds 42 gallons.
20
A cubic yard of air weighs about 2 pounds at sea level.
31
For a high school science fair project, 17-year-old Michio Kaku built a particle accelerator in his parent's garage that was able to generate a magnetic field 20,000 times greater than the Earth's and produce collisions powerful enough to create antimatter.
34
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
One cubic foot of gold weighs more than 1,200 pounds!
78
The earth is approx. 6,588,000,000,000,000,000 tons.
175
Most dust particles in your house come from dead skin.
48