You might have already heard the news that the president of Ukraine has fled Kiev, the capital of Ukraine. If not then yes, that is the latest news from Ukraine. His private mansion was left without any guards on site, and people got in freely taking photos and looking around getting more of an idea of how the Ukrainian leader spent
his time. Here we see the mansion from outside. It had its own private lake and even a sailing ship. Also other attractions he had there were his private zoo, a 2 pound solid gold coin with his face on it, parts of antique Greek buildings and more. Inside we covered the most interesting parts of his residence:
Shared by one of our readers, Steve, this is a video from the era when Soviet documentaries were still being translated into foreign languages. This particular one tells a story of an atomic icebreaker that could sustain people deep into the polar ice
fields without any need of external sources of heat or fuel, which was really groundbreaking technology at the time and is still pretty cool even now. There is one more documentary on atomic power in Soviet Russia as a bonus inside:
You have surely seen structures like this but do you know what they are used for? Cooling towers are used for cooling a large amount of water by directed air flow. Today it is one of the most efficient facilities for water cooling in circulation supply systems of industrial
companies. High towers create that very air draft required for efficient cooling of circulating water. Extraction towers serve to create a natural draft due to a thermal difference of the air supplied to the cooling tower and heated air coming out of it.