Dan Ackerman leads CNET's coverage of computers and gaming hardware. A New York native and former radio DJ, he's also a regular TV talking head and the author of "The Tetris Effect" ...

[Jens] decided he wanted to try building his own laser cutter to see just how much you can actually cut with a fairly low power 300mW laser diode. He was inspired by a similar project from earlier ...

Sadly, the usual CO 2-powered suspects in the DIY laser cutter market are woefully incapable of cutting metal. Sure, they’ll cut the heck out of plywood and acrylic, and most will do a decent job at ...