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The book describes man's discoveries of parts of planet Earth that were accidental or planned. The period from 50,000 years ago to today's efforts in space exploration is described.
Sometimes, however, even scientists grope in the dark because the Earth does not easily reveal all its remaining secrets. Reality, as it often happens, is more exciting than any novel.
At the Sources of Mathematics is a popular science work by Croatian mathematician, Japanologist, and academician Vladimir Devidé (1925–2010), published in 1979 in Osijek.
Answers to 244 more questions from the world of science
This book is intended for those who do not have time to study history textbooks.