Researchers have developed an artificial intelligence model capable of tracking a person’s sleep stages using only three ...

The DJI Mini 4K Camera Drone Combo is DJI’s entry-level 4K drone package, weighing under 249 grams to fit under the FAA’s ...

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 ...

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

Haiyang-2E satellite launch marks China’s first step in replacing its aging ocean-monitoring fleet — a generational upgrade ...

The pantomime exchanges in the build-up to England’s Nations Championship opener against South Africa may have been dominated by Henry Pollock, but the most critical selection for head coach Steve ...

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.

There's a new recall for combination smoke and carbon monoxide detectors sold on Amazon after regulators said the devices might not warn users about a fire. What happened? A smoke ...

A new ultrasensitive thermal sensor can track metabolic heat from small bacterial populations, offering potential ...

No other warning light in modern life behaves quite like this one. A low battery icon tells you exactly what's wrong and exactly how long you have. A smoke detector screams until someone deals with it ...

As a new study claims we should do 560 to 610 minutes of weekly exercise to cut heart attack risk, our writer bravely takes ...

My hair is soaked. Sweat pours down my face. Pedalling madly at my first-ever cycling class at age 63, I am exhilarated and appalled. This is what vigorous exercise feels like?