I’m obsessed with beauty tech — these are the microcurrent devices that actually work

Tired skin and fine lines don’t always require injections (or a scalpel) for a fix. As someone who has tested dozens of ...

Physicists employ AI labmates to supercharge LED light control

In 2023, a team of physicists from Sandia National Laboratories announced a major discovery: a way to steer LED light. If ...

First-of-its-kind probe monitors fetal health in utero during surgery

Northwestern University researchers have developed the first device that can continuously track a fetus's vital signs while ...
CNET

I Tested 6 Microcurrent Devices for 2 Months. This Is Best One for Firmer Skin in 2026

Anna Gragert (she/her/hers) was previously the lifestyle editor at HelloGiggles, deputy editor at So Yummy and senior lifestyle editor at Hunker. Over the past 10+ years, Anna has also written for the ...

I tested 8 red light therapy masks and wands every day for 6 weeks. These 2 devices worked best

I experimented with several red light therapy devices to see if they help wrinkles. I also spoke to dermatologists on the science behind the masks.
CNET

Why Our LED Bulbs Burn Out So Fast at Home and How You Can Stop It

LED bulbs come with big promises, like energy savings and lights that will last for years of use without burning out like old incandescents. Many of those promises are true, but we bet you've noticed ...

Red light therapy devices are everywhere—but what do they actually do and what results are realistic?

You have to wear it a lot more than you think.