Ken wrote in saying he loves PCWorld, natch, and that he wants to know the difference between 32-bit and 64-bit operating systems. I have to admit this isn’t something I’ve thought about in a long ...

Remember the early 90's when we were transitioning from 16-bit to 32-bit operating systems? Some people were unimpressed, but I think most of us could see that 32-bit systems were going to solve an ...

Arm has announced that from 2023, all of its new smartphone CPU cores will be 64-bit only, with no 32-bit compatibility mode. We have had 64-bit capable smartphone processors since 2013 when Apple ...