To simulate the Earth, he suggests that it would be necessary to convert the entire stellar mass of a globular cluster into ...

Researchers at the University of British Columbia Okanagan have published a mathematical argument that, they say, rules out the possibility that this universe is a computer simulation. The claim, made ...

Physicists have spent decades arguing over whether our universe is a fundamental reality or a kind of cosmic software, and the debate has just taken a sharp turn. A group of researchers now say they ...