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Did you know?
Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
Did you know?
Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.
Did you know?
In 1864, the first barbiturate (barbituric acid) was synthesized.
Did you know?
More than 4.4billion prescriptions were dispensed within the United States in 2016.
Did you know?
The familiar sounds of your heart are made by the heart's valves as they open and close.