It is difficult to obtain enough calcium without consuming milk or other dairy foods.
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About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.
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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.
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The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.
Queen Anne's Lace
Diego Velázquez, Portrait of Queen Mariana.
Queen Nefertiti, Tell el Amarna.
Queen Nefertari Making an Offering to Hathor
Hemophilia A in Descendents of Queen Victoria of England