The check engine light is the worst kind of message. It tells you something is wrong without telling you what, and the dealership will happily charge a ...

Power distribution grid analytics and sensor company Sentient Energy, is rolling out Ample 7.0, the latest version of its grid analytics system, as well as the MM3ai line sensor system. Offered in a ...

Don't let failing oxygen sensors compromise your engine's performance. O2 sensors are critical to emissions control on your car, SUV or truck. As the name implies, the O2 sensor (also called an ...

Apple tests hardware years before it ships — sometimes it ships, sometimes it quietly disappears into an internal archive. The company has been running on a 48MP main sensor since iPhone 14 Pro, with ...

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 ...

REDSTONE ARSENAL, Ala. (December 30, 2025) – It's been a challenging calendar year at the U.S. Army Redstone Test Center, but the focus has remained the same: Supporting the U.S. Warfighter. Here's a ...

In a performance application at wide open throttle, the ECU needs to control the air to fuel ratio to hit a small target somewhat richer than stoichiometric. The narrowband sensors most OEs use only ...

A U.S. spaceplane will head to the heavens next month to test a quantum sensor that could help navigation in orbit without GPS, and to demonstrate new methods of space-based communications, the Space ...

Sensors that sample cows’ breath while they are feeding in the milking parlour could provide a simpler and more accurate solution to monitoring methane emissions. The sniffer sensor technology has ...