Taking care of the dead cow This is an account of the story that happened in December, 2021. I am writing it to get rid of that experience, and hoping that it might provide a distraction, however distasteful, from the ongoing war, fought by my country, Russia, in Ukraine. I…

Recently, thanks to my friend Martin I learned of a fascinating video, the author of which performed some model experiments to prove that 9/11 was an inside job. I strongly recommend you to watch that video, too! The author has modeled World Trade Center floors using cement boards attached…

All the artworks were created by Koro. In 2006 President of Russia Vladimir Putin has signed into law the new Forest Code. Among other things, the code has effectively eliminated the system of centralized forest protection. There used to be as many as 70,000 forest rangers, while the remaining…

Given a natural number N greater than unity, one might wonder how many ways exist to write it as a sum of primes. The answer is trivial for small values of N. There is only a single way to write numbers 2, 3 and 4: 2 = 2, 3 =…

In September 1999 a series of bombings has shaken up the Russian cities of Buinaksk, Moscow and Volgodonsk, destroying several apartment buildings with hundreds of civilians. The prevailing viewpoint is that the bombings have been perpetrated by separatists from North Caucasus as the act of retribution for Moscow’s military campaign…