So what was the first recorded UFO sighting, and did it predate the mid-20th century, when reports of UFOs became more commonplace? Unfortunately, the answer isn't clear-cut, at least when looking at ...

The people of the 20th century didn’t have the same conveniences we enjoy today. If we need our car repaired, we simply call the mechanic. If our shower stops working, the plumber shows up the ...

The following aspects of our lifestyle can lead to some forms of cancer, heart disease and mental health problems: By the end of the 20th century, it was also understood that some diseases ...

Wu (1844-1927), a key Chinese artist of the 20th century born in today's Anji county in Huzhou of Zhejiang province, was a painter, calligrapher and seal carver. He is widely recognized as a ...