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 ...

Researchers at the University of Basel and the ETH in Zurich have succeeded in changing the polarity of a special ferromagnet using a laser beam. In the future, this method could be used to create ...

The Navy sees HELIOS and other directed energy weapons as critical capabilities, but has faced persistent challenges in ...

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 ...

Despite the impressive range of this Leica laser, it still delivers measurements with 1/16th of an inch accuracy and up to 330 feet in distance. Its memory function keeps the last ten measurements ...

Scientists have demonstrated that light alone can reversibly control magnetism in a topological material. Researchers at the ...

The development of cheaper, more powerful lasers has always been a cause for excitement among hackers, and fiber lasers are ...