We gathered insights from experts and recommendations from our testers to determine the eight best at-home laser hair removal devices that are safe and effective.

Israel’s Iron Dome defense system has a 90 percent success rate, but militant groups and Iranian rockets have breached it. A new laser could change everything.

The best ones deliver unparalleled speed, pristine text, and reliable paper handling. Find the right laser printer for your home or office with our guide to the top-rated models we've tested.

All the latest science news on laser from Phys.org. Find the latest news, advancements, and breakthroughs.

Considering CO2 laser resurfacing? Get the details here, including how it works, what skin concerns it can address, and the average cost.

Read Cosmo's review of the 10 best at-home laser hair removal devices of 2025, plus dermatologist-approved tips and tricks for safe and effective results.

Accuracy Most laser levels are self-leveling, using an internal pendulum and magnet mechanism to indicate when the beam is completely level (and blinks to indicate it's not level yet).

Although the achievement marked the onset of ceramic-laser technology, the considerably low oscillation efficiency of the laser disappointed material and laser scientists.

Why spring for a laser printer? The best ones deliver unparalleled speed, pristine text, and reliable paper handling. Find the right laser printer for your home or office with our guide to the top ...

Laser-produced plasmas are plasmas produced by firing high-intensity beams of light. Laser-produced plasmas have been used to create short bursts of x-rays and to accelerate particles — so ...

Whether you need a simple desktop monochrome laser for a home business, a color machine for churning out handouts and presentations, or a multifunction printer for a busy office, we've got a top ...