There are all reasons to believe, that the theory of internal structure of a proton will open access to new methods of receiving of energy. The development of energy of a proton can become the major factor in the decision of a power problem. ...
Levels of carbon dioxide, a greenhouse gas found in the earth's atmosphere, have increased since pre-industrialized times, primarily due to the combustion of fossil fuels....
Introduction. Existing views (hypothtses) on the comets formation mechanism. About 150 soviet organization and enterprises took part in the creation of the station "Vega"....
Між "чотирьох вогнів". Козацький устрій та визвольні рухи. Адміністраційний розподіл українських земель. Суспільний лад України за російської окупації....