SCADA Systems

Monitoring and Control of processes are implemented using SCADA systems. SCADA is an acronym for Supervisory Control and Data Acquisition. Variables of a process are constantly monitored and processed for computation of various parameters for issue of control commands, if necessary, in both open and closed loop manner with the help of a combination of electromechanical and digital elements/equipments.

The Hitchhiker's Guide to Elliptical Galaxies

Elliptical galaxies are ellipsoidal agglomerations of stars, which usually do not contain much interstellar matter, and look smoothly like small wads when viewed through a telescope.

A History of Elasticity

Man has, since the early times, found out how useful elastic materials are. And today’s man has improved on this idea and constantly finds ways to make more elastic materials to suit his everyday needs.

UFO Spotted Over Overland Park in 2004

A UFO sighting in the Kansas City area was documented in 2004 but neither the authorities or the media would look into this story, but it needs to be told.

How to Make a Thermometer

A thermometer is an instrument that measures the temperature. Depending on what country you live in, temperature is measured either in a scale called Fahrenheit or Celsius...

How To Machine Magnesium?

The main concern in machining magnesium alloy is the danger of fire ignition when dry cutting. Fire may occur when the melting point of the alloy (400-600 degrees Celsius) is exceeded during machining. The small chips and fine dust generated during cutting are also highly flammable and pose a serious fire risk if not properly handled.

Why Does The Tool Bit Break Easily In Micro Milling?

While micro milling has been successfully applied in manufacturing bio-medical components, embossing dies and micro encoders, the breakage of the tool bit has been identified by many users as a teething problem. Why does the tool bit break so easily in micro milling as compared to conventional milling?

Zero Point Technology and Physics Applied

Learn how to keep these health-destroying energy fields under control and access some valuable tools to create an optimal environment and to revise destructive things you may encounter in the physical reality by rendering them harmless to your energetic body. Here you'll find some of the newest tools to protect yourself 24 hours a day.

Celestial Phenomena for 2006: Solar and Lunar Eclipses

During the course of 2006, a number of celestial phenomena such as solar and lunar eclipses, meteor showers and planets, among others, will be visible, most with the naked eye. In part 1 of this series, equinoxes and solstices were discussed. Depending on where you live, you can mark your calendar and plan on taking advantage of some of these other visible celestial phenomena, local weather conditions permitting. In this article, part 2 of a three-part series, upcoming full or partial lunar and solar eclipses in 2006 will be discussed.

Polar Bears, Rulers of the Arctic North

Interesting facts and background information on the great polar bears of the Arctic North.

Making Biodiesel At Home Using Waste Vegetable Oil

This article is for those who are a little more experienced at making biodiesel at home and who wish to progress from using straight vegetable oil to waste oil. As users of biodiesel fuel know vegetable oil will react very similarly to diesel fuel in a diesel engine. Like diesel fuel, biodiesel will ignite when compressed causing air in the engine cylinders to expand. This is the energy that pushes the engine pistons into motion.

Breaking The Silence - Forensic Nursing

It was in 1992 when the term Forensic nursing was first heard. But what is it exactly? Forensic nursing is a specialty field that deals with the care of crime victims, collecting evidences and providing health care services in the prison system...

Do It Yourself DNA Testing

DNA testing was popularized only in recent years mainly due to having it extremely handy when it comes to high-profile criminal investigations as well as in paternity cases...