New book #21

In our new book, we have prepared many interesting articles for our readers. You will learn how to play with darts using scientific knowledge. We will tell you a lot of interesting and useful weather. And how is the distance between the stars measured? Who is Edwin Hubble and how Walt Disney built his empire? The history of the creation of ships and who are bloggers. All this and much more useful and interesting you will read if you subscribe to our books. Science without boredom. Choose a good future for yourself.