Forget playing Doom on a calculator. Now you can play it with a clump of brain cells--no brainstem necessary.

Marathon is back after a 30-year hiatus, but how does it play? We give you the lowdown on its graphics, gameplay, and more, fresh off the recent server slam.

With zero coding skills, and in a disturbingly short time, I was able to assemble camera feeds from around the world into a ...