Did you know?
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.
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.
Walrus tusk engraving made by Chukchi artisans depicting polar bears attacking walruses. On display
Vasectomy. (a) Vas deferens is located within the spermatic cord on both sides. (b) A small incision
Two ancient scripts
Listening to Normal Speech or Its Prosodic Components Functional MRI scans were made while subjects
How to evaluate limits using algebra and the limit laws
How to use the laws of exponents to simplify an expression (Part 1)