The best color laser printers are a great investment that can save you time and money compared to cartridge-based inkjet printers. Laser printers use toner, which lasts a long time, delivering a ...

News moves fast, and there's not always time to untangle the complex forces driving the day's biggest stories. WSJ Explains breaks down big market moves, business and economic trends, and ...

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 ...

Earlier this year the U.S. Army shot down a number of hostile drones in the Middle East using a weapon long dismissed as more science fiction than reality—the laser. After decades of costly ...

One solution could come from a technology called “free-space optics” (FSO), which uses lasers to transfer data through the air. It was pioneered in the 1960s by NASA and for decades has been a ...

But with so many options available, how do you choose? Inkjet, laser, LED - each technology has its own strengths and weaknesses. Do you need speed or quality? Are you printing mostly text or photos?

About half of all the CO2 humans have ever emitted still hangs over our heads, literally. Since the Industrial Revolution began, that totals nearly 1,000 metric gigatons stuck in the atmosphere.

When a wildfire erupted in California, Greene speculated that the conflagration had been caused by a laser beam targeted from space at the direction of investment bankers. This was not when she ...

Israel expects its “Iron Beam” laser defense system to be operational within one year, saying it will bring “a new era of warfare” as it engages in a war of drones and missiles with Iran ...

As a beauty editor, I'm no stranger to laser treatments. Over the years, I've tested lasers like Clear and Brilliant for uneven skin texture, PicoSure for dark spots, and AviClear for acne.