After years of putting off the drone threat, the U.S. government is trying to do something about it, but policy is struggling ...

A Pentagon plan to use a high-energy, counter-drone laser without having coordinated with the Federal Aviation Administration ...

The Defense Department has been aggressively pursuing laser weapons and defense systems, a push that gained significant attention this week when the use of an anti-drone laser system led to the ...

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 ...

A group of Swedish researchers who were absolutely focused on the serious questions in their field and not at all looking for something interesting to do during the long, dark Scandinavian winter, ...

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 ...