Could you survive if you went back to the Middle Ages?
Have you ever been curious about life in the Middle Ages, an era full of mystery and harshness?How dark was the Dark Ages in human history?
The fall of the Roman Empire did not turn Europe into a region dominated by violence. Those are the misconceptions of previous historians.Detecting huge black holes revealing the universe at the age of cradle
The discovery of a massive black hole, 13.1 billion light-years away from us, is revealing to scientists many things about the early universe.