Superstitions

Long considered a harbinger of bad luck, Friday the 13th has inspired a late 19th-century secret society, an early 20th-century novel, a horror film franchise and not one but two unwieldy terms—paraskavedekatriaphobia and friggatriskaidekaphobia—that describe fear of this ...read more

In many cultures, it’s a common superstition for people to knock their knuckles on a piece of wood to bring themselves good fortune or ward off bad luck. Yet while the phrase “knock on wood”—or “touch wood” in Britain—has been part of the vernacular since at the least the 19th ...read more

Researchers estimate that as many as 10 percent of the U.S. population has a fear of the number 13, and each year the even more specific fear of Friday the 13th, known as paraskevidekatriaphobia, results in financial losses in excess of $800 million annually, as people avoid ...read more