A LARGE part of statistical theory is based on the assumption that measurements are distributed in normal probability curves and that the variance is constant. The normal curve was discovered by ...

All blood vessels are specifically structured to perform their function. For example, a capillary is microscopically thin to allow gases to exchange, the arteries are tough and flexible to cope ...

It is an industry that was supposed to be cleaned up, after the turn-of-the-millennium­ notoriety surrounding so-called blood or conflict ­diamonds—precious stones mined in African war zones ...

the 1922 bullfighting adventure “Blood and Sand” starring Rudolph Valentino; and Charlie Chaplin’s 1925 comedy classic “The ...

Blood in your stool may be due to a number of factors, such as straining to poop, anal fissures, and hemorrhoids. Treatment depends on the specific cause of your constipation and bleeding. Many ...

Polycythemia vera (PV) is a blood cancer that begins in the marrow of your bones, the soft center where new blood cells grow. It causes your marrow to make too many red blood cells so your blood ...

Acute anemia can develop due to a rapid drop in red blood cells (RBCs) after losing blood. The more blood a person loses, the more severe the anemia becomes. It usually occurs due to hemorrhage or ...

How do you feel about automated vehicles? What effects do you think they will have on your generation? Read this article and post your comments and questions for Matt Richtel by Nov. 14. By The ...

Asked about climate change last week, Trump gave a rambling answer about getting “environmental awards” for “the water, the sand, the mixing of the sand and the water.” ...