Have you noticed that you see the repeating number 666 a lot? You look out the car window to see 666 on a license plate. Your eyes get wide and you wonder, Is that a bad omen? What did that mean?

The CEOs in the room knew all about the power of loyalty. They had already transformed their companies into industry leaders, largely by building intensely loyal relationships with customers and ...

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You glance at your phone: 11:11. Your coffee costs $11.11. A license plate reads 111. If these repeating digits keep catching your eye, you might be wondering if there’s more to it than chance.

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Investopedia / Matthew Collins Reference numbers commonly include random numbers or letters ...

Do you know which board game has 40 spaces? What pro sports teams have 40 players? Upgrade your knowledge about the number 40 here. Forty. When it comes to age, the big 4-0 is legendary—that milestone ...

How does WhatsApp use your phone number? That’s a question on people’s minds as the messaging giant continues to dominate mobile devices. As a Facebook-owned entity, privacy-conscious people wouldn’t ...

My title is Senior Features Writer, which is a license to write about absolutely anything if I can connect it to technology (I can). I’ve been at PCMag since 2011 and have covered the surveillance ...

This inscription, written in Old Khmer, reads “The Caka era reached year 605 on the fifth day of the waning moon.” The dot (at right) is now recognized as the oldest known version of our zero. Amir ...

It’s hard to ignore the presence of a repetitive pattern of numbers, especially when it seems like they’ve been following you around. First, you wake up in the middle of the night at exactly 1:11 a.m.

You don’t always want people to know your phone number. It’s become a private piece of information we don’t usually share with everyone. Many of us keep another number to give to those we don’t ...