Oxygen sensors detect the amount of oxygen in the exhaust. Oxygen sensors usually don’t have a replacement schedule. A bad oxygen sensor can be diagnosed with a code reader or scan tool. A car’s ...

What started as an unexpected flat tire during my week with the 2025 Toyota 4Runner Hybrid Trailhunter turned into a real-world moment that revealed how this SUV handles problems, pressure, and ...

The iconic sleep-tracking smart ring is accurate and comfortable—but smart rings make poor activity trackers.

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Abstract: Dynamic characteristics is one of the main factors to be considered in turbulence measurement using hot-film sensors. Four sizes of hot-film sensors were fabricated with the same aspect ...

Abstract: A 256 × 256 single-photon avalanche diode image sensor operating at 100kfps with fill factor of 61% and pixel pitch of 16 μm is reported. An all-nMOS 7T pixel allows gated operation down to ...