Encyclopedia of DOCs
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76 colorful pages for future astronauts and space tourists! All discoveries and achievements in one timeline. Concise and at the same time meaningful answers to many interesting questions. What is a gnomon, how did our ancestors explain natural phenomena, who...
The history of transport began at the same time as the history of mankind. There were no cars, planes, or trains then. People walked, carried things with them or pulled them on sleds. Later, the domestication of animals, the invention...
Our story began a long time ago. Then there was nothing: neither the Earth, nor the Sun, nor the Universe. Then suddenly, 13.7 billion years ago, there was a powerful explosion. This is how the universe appeared. And it began!...