Trivia / Knowledge

Why didn't the Japanese leave Japan?

In ancient times, any Japanese who tried to leave his homeland was summarily put to death. In the 1630s, a decree in Japan forbade the building of any large ocean-worthy ships to deter defection.

Why would you eat a boar's head at Christmastime?

A boar's head is a traditional Christmas dish. According to a popular story, the unlucky boar whose head began the custom in the Middle Ages was killed by choking to death on a book of Greek philosophy. The story claims that a university student ...

Will an electric shock help your pain?

Electrical nerve stimulation may help reduce chronic pain in cancer patients, especially those whose cancer has spread to the bones, say researchers at the University of Texas Southwestern Medical School in Dallas. Some cancers that spread to ...

What did Kepler know about vision?

Among his many achievements, the astronomer Johannes Kepler chalked up one about man's inner world. It was Kepler who realized that man's visual apparatus is so constructed that it can produce only inverted images.