From breath analysis to explosive detection, many applications require reliable electronic "noses." Unfortunately, current ...

They linger in our water, our blood, and the environment—"forever chemicals" that are notoriously difficult to detect.

Over the years, I’ve seen firsthand how evolving standards and increasing demands for precision are reshaping the way the ...

Synthetic PFAS are known as "forever chemicals"— lingering in water, cookware, cosmetic products, clothing, and even our blood as they resist breaking down — and they're infamous for being hard to ...

Cold atoms could also potentially measure much lower vacuum pressures than ion gauges can. The current lowest pressure they’ve reliably measured is around 10 -9 Pa, and NIST scientists are working on ...

Have you updated your iPhone to the new iOS 26 yet or are you holding off? It's been available to download since September 15 — here's how to install it if you haven't yet. The new OS was released ...

I started with CNET reviewing laptops in 2009. Now I explore wearable tech, VR/AR, tablets, gaming and future/emerging trends in our changing world. Other obsessions include magic, immersive theater, ...

I’m PCMag’s managing editor for consumer electronics content, overseeing an experienced team of reviewers and product testers. I’ve been covering tech for more than 22 years. Prior to PCMag, I worked ...

With just a single drop of blood, a Tulane University research lab can determine blood clotting through its physical ...