Pew! Pew! YouTuber Builds Sound Laser That Works as ‘Invisible Speaker’

The channel’s latest video demonstrates a gun that shoots a narrow beam of soundwaves, along with its most striking property: ...

Teen claims he shot ex's pal after they egged his home, pointed a 'green laser' at his body but video tells a different story, cops say

The age-old prank of egging a house nearly turned deadly when a Florida teen opened fire on his ex-girlfriend and her friend ...
IEEE

Laser interferometric measurement of the plasma density of hypersonic plasma jets launched by a coaxial plasma gun

Abstract: Laser interferometric measurements of the electron density of hypersonic plasma jets launched by a PJMIF-grade coaxial plasma gun newly developed at Shanghai Tech University. To validate the ...