Whenever you look at a clock, do you always see the same time? It might be 11:11 or 3:33. Maybe repeating numbers have made their way into other aspects of your life, such as a receipt that totaled ...

Seeing the numerals “11” create interesting discourse, especially when there are a pair of them together. While we’ll never see another November 11, 2011 (11/11/11), there will be one November 11 each ...

Some strange mathematical sequences are always whole numbers — until they’re not. The puzzling patterns have revealed ties to graph theory and prime numbers, awing mathematicians. Simple, yes, but ...