Feng shui studies the influence of one's surroundings (forests, buildings, tables, sofas, windows) on one's life. It teaches harmony with the environment and the ability to arrange one's life in accordance with the laws of nature. The teaching is based…
Earth's solid inner core can't be made entirely of iron. So what else does it contain? (Image: Rost-9D/Getty Images) The iron-rich core at the center of our planet has played a vital role in Earth's evolution. The core not only…
The supermassive black hole RACS J0320
Hearing a dog bark at you again, of course, you shouldn't immediately think “maybe there's something wrong with me?!” – dogs bark at all people from time to time. But they bark at some people more often. A dog that…
September 21st is the Day of Military Glory, marking the anniversary of the Battle of Kulikovo. That's right! First, everyone has read that Muscovites, Rostovites, and Belozersk soldiers entered the battlefield, but the Russians returned. Second, the victory had significant…
Pens come in many different forms. But the topic of this article is the history of the pen as a writing instrument. How old is the pen, how has it evolved, and where has it come from today? Our distant…