Balsa wood is classified as a hard wood!
41
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
A ball of glass will bounce higher than a ball made of rubber.
73
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
Sound travels fifteen times faster through steel than through air.
134
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16