Laser levels are indispensable for ensuring measurement accuracy. We tested the best-selling models—see how they fared.

Detailed price information for Applied Energetics Inc (AERG) from The Globe and Mail including charting and trades.

As OLED overtakes LCD in phones, MicroLED and other types of technology are gaining ground to meet consumer screen demands.

Cornell researchers have built a programmable optical chip that can change the color of light by merging photons, without ...

In a world first, Chinese scientists have successfully carried out satellite laser ranging between Earth and the Moon in ...

Columbia Engineering researchers have created a compact light source capable of producing numerous high-power wavelengths, ...