I’ve got some bad news for you: Our eyes are not always reliable sources of information. If you’ve ever stepped back from a completed project and wondered why it doesn’t look right, it’s probably ...

Buy an inexpensive torpedo laser level for occasional use around the house, or if you want a compact level for your tool belt. As with traditional levels, you’ll have to manually align the bubble with ...

Laser levels come in a few different types, so consider what you plan on using yours for before purchasing. The most common type of laser levels are standard cross-line, which project one vertical and ...