D-Day is observed in the U.S. in memory of the Normandy landings in France on June 6, 1944, in which American soldiers and other Allied forces fought to end World War II in Europe.

Women's Equality Day celebrates the anniversary of the adoption of the 19th Amendment to the United States' Constitution on August 26, 1920.

There are 2 equinoxes every year – in September and March – when the sun shines directly on the equator and the length of day and night is nearly equal.

Boss’s Day, also known as National Boss Day or Bosses Day, is a time for many workers to appreciate their employers. It is annually observed in the United States on October 16, or the nearest working day.

Many Americans celebrate Halloween on October 31. Celebrations include costume parties and trick-or-treating.

When local daylight time is about to reach Sunday, November 5, 2017, 2:00:00 am clocks are turned backward 1 hour to Sunday, November 5, 2017, 1:00:00 am local standard time instead Sunrise and sunset will be about 1 hour earlier on Nov 5, 2017 than the day before. There will […]