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Did you know?

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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The Centers for Disease Control and Prevention (CDC) was originally known as the Communicable Disease Center, which was formed to fight malaria. It was originally headquartered in Atlanta, Georgia, since the Southern states faced the worst threat from malaria.

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Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

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Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

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Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.

The size of the antlers play a significant role in establishing the hierarchy in the group The size of the antlers play a significant role in establishing the hierarchy in the group
Cushing syndrome. This syndrome includes the symptoms of obesity, moon face, hyperglycemia, and musc Cushing syndrome. This syndrome includes the symptoms of obesity, moon face, hyperglycemia, and musc
Maslow’s hierarchy of needs proposes that lower needs dominate the individual’s motivations and ... Maslow’s hierarchy of needs proposes that lower needs dominate the individual’s motivations and ...
The Emergency Action Guide entry for styrene. Useful information includes emergency response ... The Emergency Action Guide entry for styrene. Useful information includes emergency response ...
The CAMEO entry for chlorine. Useful information includes chemical and physical properties, personal ... The CAMEO entry for chlorine. Useful information includes chemical and physical properties, personal ...
Hierarchy of physics Hierarchy of physics
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