Did you know?
Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.
Did you know?
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.
Did you know?
Tobacco depletes the body of vitamins A, C, and E, which can result in any of the following: dry hair, dry skin, dry eyes, poor growth, night blindness, abscesses, insomnia, fatigue, reproductive system problems, sinusitis, pneumonia, frequent respiratory problems, skin disorders, weight loss, rickets, osteomalacia, nervousness, muscle spasms, leg cramps, extremity numbness, bone malformations, decayed teeth, difficulty in walking, irritability, restlessness, profuse sweating, increased uric acid (gout), joint damage, damaged red blood cells, destruction of nerves, infertility, miscarriage, and many types of cancer.
In 2008, the U.S. economy suffered a gaping wound as several trillion dollars were ripped out of it.
The Land Ordinance of 1785 called for surveying and dividing the Western Territories into square mil
Hokusai, Sunshu Ejiri, from the series Thirty-Six Views of Mount Fuji.
A resonance tube, called a Helmholtz resonator, is used on the intake duct between the air filter ...
The WISER entry for hydrogen cyanide (bottom). Useful information includes detailed health ...
Bracket series