The Big Bang theory developed by George Gamow

Katerina Sinyagina

Abstract This article considers the key-ideas for modern scientific understanding of the origin and evolution of the Universe. George Gamow is one of the first scientists to create the theory of the Big Bang. Gamow is a famous physicist originally from Odessa (Ukraine) who took interest in origin of chemical elements. He suggested that in the past of the Universe before it was created by the Big Bang, the Universe had much more substantial density and higher temperature than now. He was the first person to focus on unique properties of the Universe and to suggest existence of cosmic microwave background (CMB). The following disclosure of the CMB started the era of modern cosmology.

Key words: George Gamow, history of physics, the Big Bang theory, CMB.