Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? When shopping for a new TV, picking the right dimensions to perfectly fill the space ...

Without getting into the birds and bees of vehicle design, it’s safe to say that cars come in all sizes and shapes. In all but a few cases, those sizes and shapes are tied directly to the way that a ...

Forget hunting for a tape measure or a protractor. Use your Android phone camera and sensors to handle different types of measurements easily.

If you were going to install new flooring in your home, would you determine how much material to order by measuring the size of the room with a random stick? Probably not. Hopefully, you'd use a tape ...

If you're redoing your roof and starting from scratch, you'll need to know how many shingles to purchase. There are formulas ...

Most people use their phones for texting, social media, and photos — the obvious stuff. But smartphones have dozens of ...

To lay out a set of stair stringers from scratch requires a little math, but not much. Equally important is some quiet time to run the numbers and at the same time to think about the construction ...