Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
A ball of glass will bounce higher than a ball made of rubber.
73
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
The only letter not appearing on the Periodic Table is the letter "J".
180
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
Nylon is made from coal and petroleum.
42