This web page dedicated to communication theory. It's cover such areas as: signals, signal characterization, sampling amplitude modulation, angle modulation, frequency division multiplexing and commercial broadcasting, noise in modulation systems, digital data transmission.

You can find interesting and helpful information about physics of semiconductors here on this webpage.

Introduction to thermodynamics, description of its laws and processes

On this site you can find some brief information about vacuum and its use in the modern science.

Educational science journal containing daily news, research papers, career paths, and university policy decisions.

Color measurement center is the place for all colorists and people who are working on color instrumentation. We have prepare all necessary information on color measurement, color theory, how-tos, spectrophotometer and colorimetry .

Philosophy of theoretical physics and consciousness; possibility of nonself forms of consciousness.

In 1922, Matthew Luckiesh wrote a book on the scientific explanation for an optical illusions, entitled - Visual Illusions: Their Causes, Characteristics and Applications. It was probably the first book to comprehensively cover the topic of Optical Illusions. We present this book to you on this website. It is full of optical illusion information and will be of interest to anyone who wants an explanation for optical illusions.