The average home creates more pollution than does the average car.
33
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
Your brain is 80% water.
525
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
Iron weighs more after it rusts.
68
Sound travels fifteen times faster through steel than through air.
134
The bark of an older redwood tree is fireproof.
65