The smell of freshly cut grass is actually a plant distress call.
31
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
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
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
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
39