Physicists have developed a lens with 'magic' properties. Ultra-thin, it can transform infrared light into visible light by halving the wavelength of incident light.

If other countries are now using laser weapons, this begs the question, considering our enormous Pentagon budget, does the ...

Physicists at ETH Zurich have developed a lens that can transform infrared light into visible light by halving the wavelength ...

Abstract: A diode-pumped passively Q-switched mode-locked (QML) intracavity frequency-doubled c-cut Nd:GdVO 4 /KTP green laser with a GaAs saturable absorber is presented. Nearly 100% modulation depth ...

Jordan Dwaynel Jackson in 2021 was accused of pointing lasers at planes and helicopters flying near Hobby Airport.

Abu Dhabi National Oil Company (Adnoc), US giant ExxonMobil and Japan Oil Development Company (JODCO), a subsidiary of Inpex, have agreed on a landmark phased development plan to expand the ...