While fuel cells generate clean energy, fuel cell sensors generate precise measurements and are a gold standard for breath alcohol analysis.

I've reviewed security systems from all major brands. Here are my most important recommendations when you're ready to set up your own.

Are your environmental test results exposing true device weaknesses, or just reflecting extreme stress conditions?

Light aircraft often use a heading indicator as a way to know where they’re going. Retired instrumentation engineer [Don Welch] recreated a heading indicator of his own, using cheap ...

Smart Home Despite being designed to 'connect and just work', it turns out IKEA's new smart home sensors actually have some specific, confusing hub requirements Smart Home IKEA has launched a new LED ...

Thomas Butt is a senior writer. An avid film connoisseur, Thomas actively logs his film consumption on Letterboxd and vows to connect with many more cinephiles through the platform. He is immensely ...

A new nationwide study led by the University of Maryland is seeking volunteers to help document and analyze the full range of human flatulence.

EE, TalkTalk, and Vodafone have been named as Britain's most complained-about broadband providers, according to the latest figures from the communications watchdog Ofcom. The latest data, covering the ...

If you’re sexually active, regular testing for sexually transmitted diseases (STDs) and infections (STIs) is crucial to protect your health and the health of your partners. While you can get tested at ...

When you drink alcohol, it goes into your stomach and small intestine. It gets absorbed into your blood, which carries it through your body and into your brain and lungs. You exhale it when you ...

Whether you use an armband or chest strap, add some smarts to your exercise and training routine with one of the top heart rate monitors we've tested. I'm PCMag's managing editor for consumer ...

Everything that happens in the NFL has additional context when viewed from a fantasy football perspective. From position battles to injuries and so much more, the news cycle will constantly affect ...