If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
Sound travels about 4 times faster in water than in air.
408
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
The average temperature at 40,000 feet above sea level is -60 F.
56
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
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
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
Scientists aren't sure what color dinosaurs were.
312