ScienceIQ.com

What Is Acetone?

Acetone is a manufactured chemical that is also found naturally in the environment. It is a colorless liquid with a distinct smell and taste. It evaporates easily, is flammable, and dissolves in water. It is also called dimethyl ketone, 2-propanone, and beta-ketopropane. Acetone is used to make plastic, fibers, drugs, and other chemicals. It is ...

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WhatIsAcetone
Biology

A Tickle is All in the Timing

It's often been noted that no matter how hard you might try, you can't tickle yourself. Why not? Whether it's your finger or someone else's, a prod in the ribs is a prod in the ribs. Why should only ... Continue reading

Tickle
Biology

Gestation Periods of Mammals

Gestation period is the time from fertilization to the actual birth in animals. In humans this period is 266 days or approximately 9 months. ... Continue reading

GestationPeriodsofMammals
Biology

Our Brains: A Wasted Resource?

Have you ever heard people say, 'Human beings use only 10 percent of their brains?' It implies that some gifted scientist has already been able to accurately calibrate the brain's maximum operational ... Continue reading

WastedBrains
Physics

The Doppler Effect

As any object moves through the air, the air near the object is disturbed. The disturbances are transmitted through the air at a distinct speed called the speed of sound, because sound itself is just ... Continue reading

TheDopplerEffect

Leading Killer Wears Two Faces

DiabetesDiabetes is the 6th leading cause of death in the United States. About 17 million people (6.2% of the population) have diabetes. But the disease usually wears two faces. Type 1 diabetes affects young people and Type 2 diabetes affects adults. Doctors have determined that the causes are not the same. The effect though, is a manageable, but often debilitating disease.

In simple terms, the disease is a breakdown in the body's ability to regulate glucose in the bloodstream. Glucose is the food that our cells use to make energy. If glucose levels remain too high for too long, tissue damage occurs. Insulin, the hormone that controls the level of glucose, is produced by the pancreas. When the production of insulin is faulty, and glucose levels are not properly controlled, the result is the disease we call diabetes mellitus.

Type 1 diabetes, or insulin-dependent diabetes, occurs when the body's own immune system attacks and destroys the cells in the pancreas that make insulin. The onset of Type 1 is usually in children and young adults. People with Type 1 diabetes must take insulin, either by injection or through an insulin pump to avoid a life-threatening condition called diabetic ketoacidosis. Type 2 diabetes accounts for over 80% of all diagnosed cases and occurs when the pancreas makes some, but not enough insulin. More than 80% of people diagnosed with Type 2 are overweight, which leads to resistance of insulin action, and do not get proper exercise. Doctors believe that Type 2 diabetes is, in part, a lifestyle disease. Yet another reason to push that donut away and get on the exercise bike.