Cats have a weak sense of taste. They have only 473 tastebuds, humans have 9,000.
307
There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
Modern humans first appeared about 200,000 years ago, but record keeping didn't begin until about 6,000 years ago. That means about 97% of human history is lost.
21
Our Right Lungs takes more air than our left lung.
194
Your thumb is about the same size as your nose.
124
Due to the angle at which the optic nerve enters the brain, staring at a blue surface during sex greatly increases the intensity of orgasms.
252
Mushrooms are more closely related to humans than they are to plants.
47
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
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