Cold water weighs more than hot water.
93
Balsa wood is classified as a hard wood!
41
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
Pumice is the only rock that floats on water.
14
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18