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Did you know?

In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.

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The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.

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More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.

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There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

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Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

Elastic fibres are made of elastin, one type of structural protein found in the ECM of animal cells Elastic fibres are made of elastin, one type of structural protein found in the ECM of animal cells
Walrus using its tusks to hang on breathing hole in the ice near St. Lawrence Island, Bering Sea Walrus using its tusks to hang on breathing hole in the ice near St. Lawrence Island, Bering Sea
human muscles position sitting yoga human muscles position sitting yoga
An experimentally made Oldowan type core. An experimentally made Oldowan type core.
A backpressure tool can be made by using an oxygen sensor housing and using epoxy or braze to hold ... A backpressure tool can be made by using an oxygen sensor housing and using epoxy or braze to hold ...
Good body mechanics for sitting on chair while performing massage. A. Sit with back and head in ... Good body mechanics for sitting on chair while performing massage. A. Sit with back and head in ...
Video: Monohybrid crosses

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