Cecilia is a freelance writer, content marketing strategist and author covering education, technology and energy. She is a current contributor to the Forbes Advisor education vertical and holds a ...

Understanding how and why machines work isn't necessarily intuitive. Some devices that seem simple on the surface, such as conveyor belts, actually rely on intricate technology and precise handiwork.

Sheryl Grey is a freelance writer who specializes in creating content related to education, aging and senior living, and real estate. She is also a copywriter who helps businesses grow through expert ...