No bad luck here—just lots of fascinating math that explains why the 13th of a month so often falls on a Friday ...

Add Yahoo as a preferred source to see more of our stories on Google. Here's the latest for Friday September 13th: Boeing machinists vote to go on strike; North Korean media shows pictures of ...

ON THIS DAY IN 1885, the Brooklyn Daily Eagle said, “Is it a spirit of gain, or a relish for the freedom of life on the wild Dakota plains, or both of these with something else added that reconciles ...

It's Friday the 13th in September of 2024, but fear not. You could have very cheap donuts to make you feel less scared. You can get donuts for just 13 cents from Krispy Kreme. And how do you do that?