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.
The original Magdeburg hemispheres (lower left) used to demonstrate Otto von Guericke's vacuum
Turning cell phones into basic research tools with apps
Histopathologic findings in Crohn's disease. A high magnification micrograph of a colonic ...
Researchers and Research Spending, 2009
Research Methods
Operations Research