Still, Larsen’s most recent obsession felt different, “longer and more intense than most of his other projects,” she said. For more than a year and a half, Larsen couldn’t stop thinking about a ...

2. 3. 5. 7. 11. 13. 17. And so on. This is far from a comprehensive list of prime numbers—if we were to compile and write out an exhaustive list of all known prime numbers, this would be a truly ...

Prime numbers are only divisible by themselves and one. Robert Brook via Getty Images In the 17th century, French monk and mathematician Marin Mersenne developed a method to find prime numbers: values ...

Would you like to be a millionaire? There are several ways to fulfill this dream. For two decades the U.S. edition of Who Wants to Be a Millionaire? promised a million dollars if you could answer 15 ...