As with most IR lasers, it's possible to engrave in colour by adjusting the wavelength. However, the actual results can be ...

The best at-home, FDA-approved red light therapy tools and panels for the face and body in 2025, according to editors, ...

There's a reason (or five) that Dyson is a household name in cleaning. These are the best Dyson vacuums, according to our ...

IPL devices 2025, tested by a beauty editor for effective hair removal - I’ve tested a range of devices on legs, underarms ...

This study presents a multi-junction PPC with over 50% efficiency, addressing key challenges in optical power transmission ...

Multi-wavelength light sources are required for optical transceivers to increase data. However, scaling the laser array size ...

Researchers from Trinity College Dublin's School of Engineering have built a powerful new machine that lets us watch ...

For the first time, physicists have directly measured the temperature of extremely hot gold particles using a giant X-ray ...

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A 50 nm thick sheet of solid gold was heated well beyond a theoretical limit, suggests new study — plus, what researchers think about the threat of nuclear war. This YouTube video cannot be played due ...