on january 10, 2013, russian scientists in antarctica removed ice samples from the relict lake vostokas of great value for world science from the surface of the continent, the lake is separated by 4 km, a layer of ice, in order to raise water from it, drilling operations were carried out for almost 25 years, the water had time to freeze during the rise, turning into an ice core or rod. the study made it possible to isolate more than 3,500 unique sequences. dna that proved in the lake there is life, molluscs, arthropods, even fish. perhaps the water there is warm due to an underground source. some found bacteria can only live at positive temperatures. gold was also found in the samples. and the highest concentration. lake vostok is a unique ecosystem for millions of years. it was isolated from the earth's atmosphere and the surface of the biosphere. and therefore, it can keep many more secrets, such was this day in history.