Have you ever thought that in order to meet a person from any country of the Globe all you need to do is to sit comfortably on your chair or sofa in front of the computer, laptop or just to use your mobile phone?

DNA analysis and innodividual DNA-based database entries that allow identification of any criminal which DNA samples were once submitted into the database, started to form in early 1980-s.

War theme is one of the most arguable topics especially nowadays and it should not be understood from one side only. War can not be considered as absolutely necessary or extremely unnatural, it is common but not always righteous. War is the phenomenon peculiar to our world.

Just about seven thousand disasters happened for the last 48 years. As a result more than 2.5 million people suffered. Those consequences become more and more awful. But any country cannot impede them.

Since time immemorial the human thought that the world around him was almost an everlasting source of prosperity. Even in ancient times people were fully exploiting the natural resources.

Pressurization is one of the most dangerous emergency situations on board. It may result in emergency descent. The pilots will stop climb on board. It may result in emergency descent.

A printer is an output device that prints text or graphics on to paper, card and film. Not all printers can produce high-quality images.

Great Britain is located on northwest of the European continent. The General area 244,1 kv. km. England - 130, 362 kv. km., Wales - 20, 740 kv. km., Scotland - 78, 772 kv. km, North Ireland - 14, 121 kv. km. Great Britain forms 13 part of European continent.

Nowadays every our move, action or inaction is the result of the various processing stations of primary energy to the secondary. All this for that in the morning we could make coffee, drive to work, watch TV, etc.

One’s home is that microworld organized by a person in accordance with one’s world view. This microworld was established within the traditional ways of organizing internal space, performing ritual actions and following construction methods for erection, improvement and sanctification.

The main key to sustainable development is the realization that we are all citizens of one earth, dependent on common resources and on one another.

The article is about electrical machines of different types, providing AC (alternating current) or DC (direct current), converting electrical energy into mechanical energy, used for remote-control and etc.