Helium leaks are hard to detect. Helium is odorless, colorless, tasteless, and does not react with other chemical substances.

Posifa Technologies today announced the availability of new models in its PLF2000 Series of MEMS liquid flow sensors, expanding designers' options for ultra-low-flow medical, life science, and ...

Long gone are the days of cars being built in one country, let alone one city. Here's what you need to know. While the U.S.

Your engine breathes through its air filter, and every drive depends on how freely that air can flow. A clean, well chosen filter can sharpen throttle response, protect expensive components, and even ...

Microsoft is introducing a new scareware sensor for the Microsoft Edge web browser, which helps detect scam pages more quickly and ensures that Defender SmartScreen blocks them faster. In scareware ...

Pope Francis greatly limited the use of the traditional Latin Mass, believing it sowed division. Traditionalist Catholics are hoping Pope Leo charts a different path. By Elisabetta Povoledo and Ruth ...

The new M5-powered iPad Pro is blazing fast—but speed alone doesn't make it the best choice for everyone. Here's how it stacks up against the much more affordable iPad Air. I’m one of PCMag’s mobile ...

If you’ll indulge me for a moment, here’s some ancient history. In 2008, when Apple took the very first MacBook Air out of a manila envelope, it was not positioned as Apple’s new entry-level Mac ...

Incredibly thin and light. Better-than-expected battery life. Great performance. Nice, bright OLED screen with 120-Hz refresh rate. Reliable cellular performance. It's amazing how a couple of grams ...

Calculating the total mass of the universe is not simple, because most of the mass is invisible. In a pie chart of the contents of the universe, only 5 percent is normal matter, atoms that make up all ...

iPhone 17 Pro or iPhone Air? It’s a harder decision than usual this year for many iPhone buyers. Here’s how Apple’s latest flagship models stack up against each other, and all the differences that ...