The iPhone’s original calculator was, to be blunt, a sad little thing. It performed the basic sort of functions that you’d find in your everyday $1 solar credit-card calculator. It was, at least in ...

Today is a happy day for engineers everywhere. Well at least for those of us of a certain vintage. HP is introducing a retro model of its first hand-held scientific calculator, the HP-35, to mark the ...

There’s something about Reverse Polish Notation (RPN) and the calculators that use it. It calls to mind a time when a calculator was a serious tool, and not just a throwaway toy. Created in the legacy ...

Today is a happy day for engineers everywhere. Well at least for those of us of a certain vintage. HP is introducing a retro model of its first hand-held scientific calculator, the HP-35, to mark the ...