Natural sciences

S. Lavrova's book "Mysteries of the Forest" from the "Encyclopedia of Secrets and Mysteries" series introduces middle school students to the life of an extra...

Schoolchildren meet a man who tells them that Space is a storehouse of miracles and knowledge, it is a granary for people of the past and future, and only no...

The brochure was written based on a lecture given by the author on July 23, 2005 at the “Modern Mathematics” summer school in Dubna. It is devoted to the for...

How can you see the best and not want it for yourself? Imagine how at dawn, with the Sun rising on the horizon, your feet step on soft, dew-covered grass, an...

Italy is inhabited by 57 million Italians (compare with 7 million Swiss, 8 million Austrians, 10 million Greeks, 48 million English, 58 million French, 81 mi...

People have been treating predators—birds and animals—badly for a long time. Among all the predators living on land, wolves received special hatred. And no o...

The book opens a new series “Mathematical Foundations of Cryptology”. It was written by employees of the Moscow State University laboratory on mathematical p...

The action of this Gothic novella takes place in one of the most mystical cities in the world - Prague, where a love story gives way to a story of confrontat...

The population of united Germany is 81 million people (67 million in Western and 14 million in Eastern); for comparison: French – 58 million; Poles - 38 mill...

The proposed publication is an excerpt from the book “The Travels to the Seat of War in the East through Russia and the Crimea in 1829” by James Edward Alexa...