If you want to know more than one thing, you need more than one sensor. In fact, many engines today have not just two oxygen sensors, but four.

Your vehicle's O2 sensor plays a significant role in its performance and if it's faulty, it's not something you should ignore ...

If a truck driver wants to save a few bucks by running some of its miles without diesel exhaust fluid (DEF), it’s now going ...

Using sound waves instead of water to extinguish flames? This is not the stuff of science fiction but a new firefighting ...

Amid what some call a new space race, the historic journey around the moon tested a spacecraft that had never before been ...

A research team, including Huanyu "Larry" Cheng, James L. Henderson Jr. Memorial Associate Professor of Engineering Science and Mechanics at Penn State, is using pressure sensors—tiny devices, roughly ...

The recently concluded Artemis II mission, a record-breaking lunar flyby, marks a significant milestone in NASA's history ...

Robots are now capable of seeing and moving, but touch remains a major challenge ...

My Running Tests Left Me Feeling Like the Moto Watch Is Low-Key Catfishing ...

Years of testing, emergency systems and sensors have gone into protecting the astronauts set to head to the moon.

Sensors, drones and air-blast systems are helping officials detect risks earlier and reduce dangers in high-risk areas.

Add Yahoo as a preferred source to see more of our stories on Google. Mar. 25—As heavy snowfall began to coat Turnagain Pass last week, notifications started lighting up Tim Glassett's cellphone ...