Sukhoi Su-29 flight skills of military and civil pilots. Sukhoi Su-29 The Sukhoi Su-29 is a Russian two-seat aerobatic aircraft with a 268 kW (360 hp) radial engine. It was designed based on the Su-26 and inherited most of the design and technical features of its predecessor. Due to wide use of composite materials, which make up as much as 60% of the Su-29's aircraft structure, the empty weight is increased by only 50 kg (110 lb) over the single-seat Su-26's empty weight. The Su-29 is used for initial pilot aerobatics education, flight training, and participation of pilots in aerobatics competitions and
What Is Art? What Is Art? What is Art? ( "Chto takoye iskusstvo?") is a book by Leo Tolstoy. It was completed in Russian in 1897 but first published in English due to difficulties with the Russian censors. Tolstoy cites the time, effort, public funds, and public respect spent on art and artists as well as the imprecision of general opinions on art as reason for writing the book. In his words, "it is difficult to say what is meant by art, and especially what is good, useful art, art for the sake of which we might condone such sacrifices as are being