1962 - The Soviet Union recruited five women to become cosmonauts. 1963 - June - Valentina Tereshkova, cosmonaut from the USSR, becomes the first woman in space. She flew Vostok 6, orbiting the earth 48 times, and was in space nearly three day.
Scientists think that if we heat a certain body to an infinite temperature, the wavelength is zero !! that is there is no light at all, in other words there is black radiation and the resulting fire resulting from burning this body of the infinite temperature is dark black.
To get rid of a fire you need to break the fire tetrahedron. There are ways of doing this. Carbon dioxide could get rid of all the oxygen in the fire. If there wasn't any oxygen, there would be no fire and the fire would be extinguished.