One of the most important measurements we make while tuning an engine is finding out what the actual balance of air and fuel was inside the engine. It doesn’t matter if we have a carburetor, port ...

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 ...

A new study found that a DNA sequencing test for advanced prostate cancer patients can distinguish between patients with poor and favorable prognoses. Published in Nature Communications, a new study ...

The era when mobile phones were used merely for making calls has passed. Today's smartphones, such as the new Samsung Galaxy Z Fold7 with its expansive display, are pocket-sized powerhouses offering a ...

The best smart thermostats we've tested can control your home's heating and cooling with your phone or voice—and might help you save on energy costs. I’ve been working with computers for ages, ...