The earth is approx. 6,588,000,000,000,000,000 tons.
175
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
Most dust particles in your house come from dead skin.
48
Iron weighs more after it rusts.
68
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
Sound travels fifteen times faster through steel than through air.
134