The annual number of deaths of children under 5 years of age around the globe decreased from 19.6 million in 1950 to 5.4 million in 2017, a change of nearly 72%! Undoubtedly the decrease in child...
This special project is dedicated to the 30th anniversary of the first and only flight of the spaceship "Buran". The analysis of the flight goes into detail about the most difficult stages of the...