Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
The earth is approx. 6,588,000,000,000,000,000 tons.
175
Sound travels about 4 times faster in water than in air.
408
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
Billions of neutrinos pass unnoticed through your body every second.
6
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57