Here’s a whirlwind tour of some of my favorites. On that list are a POV holographic display, giant cast-resin LEDs, an optical-pump ruby laser built out of parts from AliExpress, blinky goodness ...

The laser has been wildly successful ... semiconductor lasers would come later) of a ruby rod with ends ground completely parallel and partially silvered, inside a reflector with a xenon flashlamp.

After first explaining the general operation of solid-state lasers, this chapter describes the most important types, starting with the classic ruby laser, then covers neodymium and a family of related ...

Lasers are devices that produce intense beams of monochromatic, coherent radiation. The original term "laser" (dating to about 1960) was an acronym for "light amplification by stimulated emission of ...

Source: Unwanted body hair is a common concern that affects both men and women. Traditional methods like shaving, waxing, ...

Back in the early 1900s, Niels Finsen was ahead of the curve when it came to using natural elements for medical treatment. He saw firsthand how sunlight exposur ...

“We’ve seen incredible momentum over the past year,” said Feross Aboukhadijeh, founder and CEO of Socket. “Our technology has ...

Laser levels offer precision, reliability, and a measure of safety. Unlike traditional bubble levels, laser levels project a beam of light that serves as a reference point for various construction ...

This election season, our editorial board invited candidates in 39 state and local races to interview with us. We sat down ...

Among the most colourful constituents in Addgene’s recent hits is 35S:RUBY, a plasmid that turns verdant plants a vivacious red. Yunde Zhao, a plant biologist at the University of California ...

A university lecturer has successfully grown a full-size ruby as it sits in a platinum jewellery setting in what is believed to be a world-first process. Sofie Boons, who is a senior lecturer and ...

Achieved in vivo preclinical proof of concept of hematopoietic stem and progenitor cell editing by utilizing Editas Medicine’s proprietary ...