Weekly Facts #18

The world’s largest pyramid is in Cholula de Rivadabia, Puebla, Mexico.  It is called the Great Pyramid of Cholula or Tlachihualtepetla.  It stands 55 meters or 180 feet and  measures 450 by 450 meters  or 1,480 by 1,480 feet. The pyramid has been viewed being dedicated to the god Quetzalcoatl.

MIT, Harvard, and Beth Israel Deaconess scientists say there is evidence that the human brain can be persuaded to change their moral judgments by using a powerful magnetic field.  This translates into scrambling the moral center of the brain so people have more difficulty in understanding intentions and outcomes.

When you eat lunch or dinner, get a haircut, get a massage, the standard practice is to tip in the United States.  Not doing so is looked down upon but not if you live in Brazil, New Zealand, Australia, Denmark, Belgium, Switzerland, Singapore, Thailand, China, Japan, etc although some of these countries have service fees.

The human tooth can’t repair lost enamel but each tooth has about 55 miles of canals.  Most people have 20 baby teeth and 32 adult teeth.  If you smoke, you will lose about two teeth every 10 years.

Cinco de Mayo is to commemorate the Mexican Army’s victory at the Battle of Puebla in 1862.  In the United States, it is celebrated to commemorate Mexican-American culture.  Mexico’s Independence Day, independence from Spain, is in the fall on September 16th.


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