How China Allegedly Hid Nuclear Test Using Decoupling Technique
The United States has alleged that China may have used a method known as “decoupling” to conceal the true scale of a suspected underground nuclear tes......
19 Feb 2026 Read moreAbout Sweden: The history of Sweden began around 10, 000 years ago at the end of last ice age. The first people of Sweden were stone-age hunters and fishermen, who lived near the coast. The farming was introduced into Sweden after 4000 BC, and the farmers used stone tools and weapons. The Swedish is the official language of Sweden.