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Did you know?
There are more bacteria in your mouth than there are people in the world.
Did you know?
Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.
Did you know?
It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.
Did you know?
There are approximately 3 million unintended pregnancies in the United States each year.
Did you know?
There are more nerve cells in one human brain than there are stars in the Milky Way.