Ariana, Beverley and Cassie are standing in a line. They know that two of them are wearing black hats and one is wearing a white hat – or vice versa – in an arrangement like the one shown above.

When I see a call coming in from a number I don’t recognize, my first instinct is to ignore it. But since I have kids, I need to pick up that phone call if it's from my area code in the off chance ...

It seems like everywhere you look you’re seeing 1111. On the clock, on license plates, home addresses, and being 11 minutes and 11 seconds away from your destination. It’s been fun to see the angel ...

This book presents a treatment of the theory of L-functions developed by means of the theory of Eisenstein series and their Fourier coefficients, a theory which is usually referred to as the Langlands ...

You might be surprised (even terrified!) to learn about what someone can do with your phone number. From hacking to scams, the risks are real. Here’s some expert insight and advice on how to protect ...

Editor's note: Last updated following the Dec. 10, 2025 drawing. Let's face it. You face some pretty steep odds to win the Powerball jackpot, like a 1 in 292.2 million chance. So is there any way to ...

There isn't a single number before 1,000 that contains the second most common letter in the alphabet. Mind = blown! Hard to believe, right? Read on to find out exactly where this letter makes its ...

Can’t type numbers on the Keyboard? Or Keyboard letters not working, but numbers are in Windows 11/10? This post will help you resolve the issue. Usually, numbers keys are present on two spots on a ...