When humans counted on their fingers, everyone had a state-of-the-art (at the time) calculator at all times. But as we got smarter about calculation, we missed that convenience. When slide rules were ...

Form is temporary, function is permanent. The most important inventions are the ones that relate to the human condition, and they crop up over and over again. Below, Houston shares five key insights ...

A woman standing next to a calculator taller than herself. Though we may not think about it, math and calculations permeate our everyday lives. We calculate tips at restaurants, determine how much ...

Most people take calculators for granted, especially now that they’re built into our phones. But the noble pocket calculator has a long, surprisingly colorful history. The Twitter account Pulp ...