One ragweed plant can release as many as one billion grains of pollen!
51
The average temperature at 40,000 feet above sea level is -60 F.
56
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
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
Scientists aren't sure what color dinosaurs were.
312
4.5 pounds of sunlight strike the Earth each day.
27
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44