Time seem as something that is independent, as something that cannot be stopped or turn back. “Absolutely, time passes by always in the same way and remains in its nature without any connection with the outside world”. With that sentence Sir Isaac Newton in 1687 formulated our understanding of the environment.

Mars is the fourth planet of the Solar system according to the distance from the Sun. It got its name for Roman god of war Mars. It also called the red planet because of its reddish glow when it is watched from Earth. Mars is located 227 940 000 km from the Sun, it has a diameter of 6794 km and mass of 6,4219×1023 kg. Around Mars two small natural satellites orbit of irregular shape, Phobos and Deimos.

Many UNUSAUL MEDICAL RESEARCH with the goal of treating and preventing numerous diseases, lead to finding many cures and saving lives of large number of patients. These experiments have meaning if they are conducted according to rules of ethics and medicine, but with complete protection and respect of human integrity. Unfortunately these request throughout history, and even today are often not respected.

Many UNUSAUL MEDICAL RESEARCH with the goal of treating and preventing numerous diseases, lead to finding many cures and saving lives of large number of patients. These experiments have meaning if they are conducted according to rules of ethics and medicine, but with complete protection and respect of human integrity. Unfortunately these request throughout history, and even today are often not respected.

Nikola Tesla was one of most famous world inventors and scientists in the field of physics, electronics and radio techniques. The most important Tesla’s inventions are polyphase system, reverse magnetic field, asynchronous engine, synchronous engine and Tesla’s transformer.

Myths accompany man throughout his history. Due to ignorance and inability to explain numerous occurrences around them, our ancestors gave explanations that were to them at that time acceptable. That is how myth were born, about after life, myths about the origin of man, heroes or myths about the origin of the world. According to this myth, in the beginning there was no earth, water, sky. It was all mixed and there was chaos. Then from chaos the goddess Gaea (earth) and god Uranus (sky) appeared.

Light is electromagnetic radiation with wave length somewhere between 400-750 nm. Wave length of light is located somewhere between wave length of ultraviolet and infrared radiation. In some fields of technique and science, light can mean electromagnetic radiation of variable wave length.

People throughout history showed interest for frauds and lies, some of them created them, while others believed in them.

107. 10 RARE ASTRONOMICAL OCCURENCES
Astronomy is science that studies objects/occurrences outside Earth and its atmosphere. In such a vast space every moment thousands of astronomical occurrences happen so that we cannot record them all, nor can we explain them. And while some astronomical occurrences are often we will have a second chance at them, for the second chances regarding some other occurrences human kind will have to wait for 120 years.

It is known that scientist can sometimes be cruel during their research, to use human and animals as lab rats. Despite frequent attack on their methods, work of scientists was never stopped. Maybe its luck, but today we would not know what we know and have what we have.