… are widely used in motion picture production to create all types of effects involving explosions, fires, light, smoke and sound concussions. The types of pyrotechnics materials used include flash powder, flash paper, gun cotton, black powder (gunpowder)…

… our most powerful tool in the world of tomorrow. For those of you that did not know this, quantum mechanics is a physics system or theory using the assumption that energy exists in discrete units. It is probably no exaggeration to say that quantum…

… especially in the Southeast, Mid Atlantic, and Northeast. Rabies is from the virus family of rhabdovridae. Rabies, or hydrophobia, is a disease caused by a virus that affects the central nervous system. It is often fatal if not treated. The virus…

… The very first British radar system ‘chain home’ used the HF band, but it was soon realised that these frequencies were becoming too crowded with other users and they suffered from too much external noise for serious use. The HF band is still…

… space. Radio waves are a form of electromagnetic radiation - like visible light waves only with much longer wavelengths. Visible light waves are oscillating electromagnetic signals with wavelengths of less than one millionth of a metre, whereas radio…

… of commercial low-level radioactive waste of about 500,000 cubic feet each year. That is a lot of waste! This comes from a variety of places. Mainly though, it is produced by nuclear power plants. This waste brings up a problem though. It is difficul…

… effects and uses of radiation on biological matter. Through radiobiology we have been able to gain a better understanding of haw radiation affects tissue and the contributions it can have on diseased tissue. Radiobiology has helped to pave the way…

… to produce the images that radiologist use to diagnose injury and disease. Radiologic technologist or radiographer function as part of the health care team by assisting physicians, namely radiologist, in procedures, operating imaging equipment,…

… internal structure and functions of organ systems. Some of the tasks that are included in this field is watching the process of injected dyes through the body by using x-rays. Radiologist can treat malignant tumors with x-rays and try to stop its…

… more challenges each second of the day. Whether the challenges are mental or purely physical. We have found more efficient, safer, and easier ways of doing the tasks we may face. From moving cargo, to sending information via the Internet. Probab…