i am alexey semekhav humanity peered into space with the naked eye for millennia, then just centuries. we have widely used telescopes for decades, we use space telescopes and radio telescopes on earth and the time has been measured over the years. we have learned to understand a new channel of information gravitational waves coming from space . more recently, new data has emerged, obtained in an amazing way from a combination of gravitational and electromagnetic waves from that, how do they influence each other? friend. what is the cosmic gravitational wave background? and what does he tell us about the structure and evolution of the universe? my guest is a doctor. physics of mathematical sciences deputy director, scientific work institute of space research. russian academy of sciences corresponding member of the russian academy of sciences alexander anatolyevich lutovinov alexander anatolyevich hello, thank you very much for taking the time to come to the studio. hello, i am very glad, as always, to be with you. anatolyevich question that we want discuss it absolutely blows my mind b