Home Improvement

Home improvement is much easier when you are well-informed. Learn about home improvement, home safety and home maintenance.

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Whether you're out camping or in the midst of a power outage, gas lanterns are handy devices. Did you know they're radioactive? Find out how these lanterns produce light.

By Marshall Brain

Have you ever wondered how a house is built? Or what holds up the ceiling and walls? And how do you keep the rain out? It's a complex process that involves quite a bit more than you may think.

By Marshall Brain

A fascinating look inside a combination lock!

By Marshall Brain

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Electric screwdrivers combine batteries, motors, gears and a switch into one extremely compact package. How can such a lightweight, handheld tool drill through tough wood or even metal?

By Marshall Brain

Before the handy ballpoint, getting a few sentences onto paper was a pretty involved task. Find out how the ballpoint pen stores and manages its own ink supply to make writing a snap.

By Melissa Russell-Ausley