For Hackaday readers who don’t spend their free time underwater, nitrox is a blend of nitrogen and oxygen that’s popular with scuba divers. Compared to atmospheric air, nitrox has a higher ...

Engineers have developed a new way to monitor how tiny lab-grown human heart tissues beat—by effectively "listening" to the ...

Amazon Prime Day 2026 is running between July 4 and July 6 during which time Apple devices are getting a major discount in ...

When living cells grow, divide or respond to drugs, they give off tiny amounts of heat that offer information about what the cells are doing. But because these heat signals are so vanishingly small, ...

Wrist pulse oximeters can look similar, making it hard to decide which one to buy. This in-depth guide covers everything you need to know to find your best fit.

Wearable health sensors such as photoplethysmography (PPG) wristbands, ECG patches and multi-modal biometric devices are typically developed and calibrated under controlled laboratory conditions.

One of the flagship additions to the AirPods Pro 3 was a built-in heart-rate sensor, which allows users to track more than 50 workout types. But how accurate is it?

Shopping for yourself or a loved one on Amazon Prime Day? Here are the best fitness tech deals, including smartwatches, ...

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Spread the love“`html When it comes to keeping your vehicle running smoothly, understanding your oxygen sensor is fundamental. This small but vital component plays a crucial role in your car’s ...

Microcontrollers can coordinate high-speed RF front ends to bring MHz-range measurement, automation, and signal processing into embedded workflows. This article explains the principles and ...

That’s where pulse oximeters come in. These small devices measure your heart rate and SpO₂. They give you another way to understand how your body responds during exercise and recovery. Also, they may ...