You sit back, hit spin, and watch the reels roll. There’s excitement, suspense, maybe even a little superstition. But behind every spin in real cash slots, there’s cold, hard math. Behind the curtain ...

Bitcoin miners don't solve complex math problems - they guess numbers. While "solving mathematical puzzles" has become a common description of bitcoin mining, the process more closely resembles a ...

© Copyright 2018, Des Moines Register and Tribune Co. America's popular and lucrative lottery drawings, in which computers randomly select numbers that turn a lucky ...