By Jenny Han

A holiday celebrating a math constant may not seem very exciting. But Pi ("π") Day, observed annually in the US on March 14 (3/14), is an exception. The celebrations usually sta...

St. Patrick's Day was originally celebrated in Ireland with religious services and feasts. However, the holiday, marked annually on March 17, has now evolved into a secular comm...

When passengers aboard a Viking Expedition cruise spotted a massive creature in the frigid waters off Antarctica, they suspected it was special. However, they did not realize th...