When you are awake, your brain generates enough electricity to keep a low-wattage LED lamp shining.
The enamel which covers the top of your teeth is the hardest part of your whole body.
Hydrochloric acid in a human stomach can destroy metals
The contents of your bloodstream, vitamins, drugs, or alcohol, can be found out from a strand of hair analysis.
According to scientists, there are four main facial expressions: angry, afraid/surprised, happy, and sad.
Babies are born with more bones than an adult.
The resolution of the human eye is estimated to be around 72 times more precise than the rear camera of iPhone 6.
Every square inch of your skin is covered with more than six hundred sweat glands.
You always have a blend of old and new bones in your body.
A person blinks on average 15 times a minute. Women do it twice as often as men.
A kidney of an adult isn’t big at all, in fact, its size can be compared to that of a fist.
Humans retain a tiny fold in the inner corner of the eye. It is what is left from a membrane birds, and mammals have for protecting the eye and sweeping out debris.
People who donate part of their liver to those who are in need soon regenerate the part which has been donated.