Blast a high-intensity monochromatic laser down one end ... a gorgeous supercontinuum containing light from 430 nm to 670 nm — pretty much the entire visible spectrum. It’s great to see ...

Shadows have been integral to humanity’s exploration of light and its properties. From their depiction in ancient shadow ...

Researchers have used visible light and gold-copper electrodes to improve CO2 conversion efficiency and selectivity, paving ...

Can light cast a shadow? It sounds like a tricky riddle, but researchers have shown that, under special conditions, a laser ...

Scientists from the Research School of Chemistry and Applied Biomedical Sciences of Tomsk Polytechnic Institute in ...

In an advance for the control and manipulation of light, researchers from the University of Ottawa have demonstrated a laser ...

Medically reviewed by William Truswell, MD Laser treatments are the most common option for rosacea, and they’re relatively ...

Light-emitting diodes (LEDs) are everywhere in modern life, from smartphones to home lighting. But today's LEDs have a major ...

He was effectively shut out of his own project. Hampered though they were by Gould’s absence, TRG made progress toward a visible light laser. But TRG wasn’t the only entity working on a ...

For the experiment, a high-power green laser was directed through ruby cube and illuminated with a blue laser from the side. The green laser increases the optical absorption of the blue ...

This original acronym, however, provides an excellent description of a laser. Lasers are essentially specialized light sources which emit a narrow beam of coherent light. It is important to note that ...