What we breathe out becomes fuel for forests. But inside our own bodies, CO₂ has a secret life. It sparks chemical reactions, shapes metabolism, and may even act as a signaling molecule—and a new tool ...

Boosting fuel efficiency is achieved by maintaining proper tyre pressure, reducing vehicle weight, avoiding aggressive driving, and keeping the engine tuned. Key actions include accelerating gently, ...

If you build engines, tune cars, or even just like mashing your foot on the throttle with conviction, you’ve probably heard the term “wideband O2 sensor” being thrown around at the track, dyno ...

This all-purpose presence sensor is a master at monitoring indoor activity and linking it to smart home features you already use. Tyler has worked on, lived with and tested all types of smart home and ...

Aqara has announced the Spatial Multi-Sensor FP400, a new presence sensor that it says is precise enough to suss out whether you’re sitting, standing, or lying down. The FP400 builds on several past ...

Posts from this topic will be added to your daily email digest and your homepage feed. A single battery can power the MS605 mmWave radar presence sensor for up to three years. A single battery can ...

Matt Carey, the co-founder and CEO of Boston-based startup Teradar, loves when people tell him: “I don’t believe you.” That’s “right where we want folks,” he recently told TechCrunch. Carey has spent ...

Apple released a small build update to iOS 26 developer beta 6, which does not re-enable the blood oxygen sensor on Apple Watch in spite of the earlier iOS 18.6.1 update that did. The new iOS 26 ...

Quantum computing is either a distant dream or an imminent reality depending on whom you ask. And while much of this year's Quantum Village at the Defcon security conference in Las Vegas is focused on ...

Apple is moving forward with plans to bring a new type of image sensor with dynamic range levels approaching that of the human eye to future iPhones, according to a Weibo leaker. Last month, Apple ...

We earn commissions from purchases you make using links in our articles. Learn more. If your car experiences poor fuel economy, lacks power, feels sluggish, idles rough, or has an illuminated check ...

The sensor could also find its way into medical settings, continuously monitoring hydration levels for patients suffering from kidney issues or cardiovascular disease, for example. The research team ...