Lasers, LEDs and light sources are devices that create light. LEDs (light emitting diodes) convert an electrical current into light using spontaneous emission in optically active semiconductors ...

For precision, speed, and fine-detail, only the best laser engraver will make the cut. I tested out a range of laser engraving machines, and these are my top-rated recommendations for crafters ...

The best laser printer is often the top choice for office and home office use. Excelling at document printing, laser printers have a reputation for producing crisp text, fast print speeds ...

If you've been debating laser hair removal, you have come to the right place. There's a lot to consider and it's important to do your research first, whether that's looking for a clinic or ...

A Crane whistleblower said the U.S. Navy retaliated against her after she refused to sign off on testing that would have subjected sailors to laser pulses that could have left them blind.

The intricate details of tattoos inked more than 1200 years ago have been made visible by scanning South American mummies with lasers. The mummies, belonging to a pre-Hispanic people known as the ...

For more than 5,000 years, humans have adorned themselves with tattoos. In a new study, researchers used lasers to uncover highly intricate designs of ancient tattoos on mummies from Peru.

People with dental insurance are more likely to keep up with oral health care, which means dental insurance is often well worth its cost. Dental insurance costs vary based on the coverage you select.

CO 2 laser treatment aims to improve the appearance of the skin by removing the top layer and stimulating the formation of new skin cells. Dermatologists, plastic surgeons, and other healthcare ...

Credit: Neetesh Singh et al. Researchers have created a high-power tunable laser on silicon photonics, achieving nearly 2 watts using an LMA amplifier. This advancement could revolutionize integrated ...

Woodpeckers are a common bird you might find in your garden in winter, including species like downy woodpeckers and red-bellied woodpeckers. Both of these birds and several other woodpecker species ...