A tiny, levitated bead is at the core of an unprecedentedly bright laser that shoots particles of sound instead of light.

Saying pressure waves in air is just a fancy way of explaining sound. In the case of the MIT project, a 1.9 μm thulium laser produces a beam tuned to water vapor at power levels that are not ...

If you buy through a BGR link, we may earn an affiliate commission, helping support our expert product labs. Hearing someone across a crowded room can be close to impossible thanks to the way ...

It is not just an ordinary camera—it can capture sounds and convert them into images using specialized laser technology. The absence of a conventional microphone makes this camera an ...

Sure, getting a free death ray in addition to your green laser sounds like a bargain, but as [Brainiac75] points out, it actually represents a dangerous situation. He knows whereof he speaks ...

This is the world's first energy-based weapons system that uses a laser to shoot down incoming UAVs, rockets and mortars at a cost of $3.50 per shot. It may sound like science fiction, but it's ...