Balsa wood is classified as a hard wood!
41
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
Diamonds can be shattered with a hammer.
-104
Indoor pollution is 10 times more toxic than outdoor pollution.
62
Out of all the senses, smell is most closely linked to memory.
146
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
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
4.5 pounds of sunlight strike the Earth each day.
27