The smell of freshly cut grass is actually a plant distress call.
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
One barrel of petroleum holds 42 gallons.
20
Pumice is the only rock that floats on water.
14
According to studies, men change their minds two to three times more often than women.
72
Your brain is 80% water.
525
Diamonds can be shattered with a hammer.
-104
Nearly 50% of the world's scientists are assigned to military projects.
71