The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.
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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
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The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.
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There are 60,000 miles of blood vessels in every adult human.
The asymmetrical appearance of Mira, an oscillating variable star.
negative feedback loop
More young men than women live in their parents’ homes, though the proportion for both decreases ...
Women who reported one, two, or three or more major life events in the past 5 years were ...