Minutemen ICBMs were deployed in the early 1960s, and grew to over 1000 in number. They were allegedly protected from a “rogue launch” by an approach known as PAL (Permissive Action Link). The PAL required that the correct 8-digit launch code be entered by the missiliers before the missile would establish ignition. What if all […]

On May 15, 2004, Josh Findley discovered the 41st known Mersenne Prime, 2 to the 24,036,583th power minus 1. The number is nearly a million digits larger than our last find and is now the largest known prime number!