Books by Nobel Prize laureate Lev Landau and Alexander Kitaygorodsky - texts that turn the philistine idea of ​ ​ the world around. Most of us, constantly faced with physical phenomena and processes, do not realize and do not think about their complex structure. Not to mention the structure of matter and the structure of substances with which constant interactions occur in everyday life. The standard of non-fiction, which first appeared to a wide audience in 1982, returns to the shelves in a new design. In this, the third book of the Physics for All series, the reader will get acquainted with the electrical structure of matter, the concepts of electrical forces and the electromagnetic field.