IR sensors rely on an emitter (IR LED) and a detector (photodiode or photoresistor) to measure infrared light and convert it ...

We tested popular wideband O₂ controllers against lab-grade equipment to see how accurate their lambda readings really are ...

University of Texas at Dallas researchers, in partnership with Texas-based biotech company EnLiSense, have demonstrated a ...

Could Luna beat Oura at the smart ring game?

A vehicle’s Check Engine light can turn any car ride into a harrowing experience. As soon as the check engine light illuminates, it’s hard not to hear the cha-ching sound of a ...

The Oura Ring does not directly measure blood pressure. This feature is not currently available on the device. Oura focuses on sleep quality, heart rate variability (HRV), resting heart rate, and body ...

To get the most out of the sensing revolution, different disciplines need to be on the same wavelength. This is a priority ...

Why some memories persist while others vanish has fascinated scientists for more than a century. Now, new research from the ...

The light-sensitive tissue of birds’ eyes is not supplied with oxygen by blood vessels – instead, it powers itself with a ...

PCWorld explains how to create an affordable CO2 air quality monitor using a Raspberry Pi and MH-Z19C sensor for under $40. This DIY project helps monitor indoor air quality since high CO2 levels ...

A new lens-free imaging system uses software to see finer details from farther away than optical systems ever could before.

New research suggests pain is not a simple signal of injury but a process that unfolds across nerves, spinal cord, and brain.