Some problems are easy to check but may be forever impossible to solve efficiently, and this gap sits at the heart of computing, cryptography, and the limits of machine intelligence. The P vs NP ...

The following is an extract from our Lost in Space-Time newsletter. Each month, we hand over the keyboard to a physicist or mathematician to tell you about fascinating ideas from their corner of the ...

Source: Darren Edwards What if one of the biggest unsolved problems in mathematics is not just about numbers or computers, but about observers like you and me? This isn’t a proposed solution to P vs ...