A submarine of the Chinese navy’s North Sea Fleet prepares to dive into the sea. A Chinese submarine has conducted its first deep dive in the Indian Ocean in search of various kinds of metals, including gold, in a four-month-long mission. The submersible vessel called Jiaolong carried out its first dive on Friday to collect samples of hydrothermal fluid and sulfide, a kind of seabed deposit containing... 

Gold and silver jewelry, steel items, brass coins and many other metal things have been known as healers since ancient times. However, most people do not treat metal as a method of treatment and consider it to be remnants of the past. Yet, metal therapy continues to help people. The most important aspect in this method is its simplicity, accessibility and the absence of side effects. Metals of planets In...