If such a simulation were possible, the simulated universe could itself give rise to life, which in turn might create its own simulation. This recursive possibility makes it seem highly unlikely that ...

For decades, philosophers and physicists alike have speculated that our entire existence might be nothing more than an advanced simulation. But new research from the University of British Columbia ...

Earth’s orbit is getting crowded with broken satellites and leftover rocket parts. Researchers say the solution is to build spacecraft that can be repaired, reused, or recycled instead of abandoned.

The idea that we’re living inside a simulation, as popularized by “The Matrix” franchise, has piqued the interest of scientists for decades. In 2003, philosopher Nick Bostrom proposed in a highly ...