What's better than a custom-built laser sword with a 6W laser? How about a 40W laser shotgun built from an array of eight photo diodes and a focusing lens? Share on Facebook (opens in a new window) ...

Laser engravers are catching up in popularity to 3D printers for quite a while and for a reason. The machines are quite versatile and not just fancy engraving, but also precision cutting of various ...

Our expert, award-winning staff selects the products we cover and rigorously researches and tests our top picks. If you buy through our links, we may get a commission. James has been writing about ...