Gravity used to be the most down-to-earth of ideas, the thing that kept apples falling and planets in line. Now a growing ...
The simulation hypothesis — the idea that our universe might be an artificial construct running on some advanced alien ...
In a darkened room at Old Dominion University, Mark Scerbo spoke a command into a headset. Instantly, the space morphed into a hospital operating room. A simulated surgical team beamed onto the walls.