A laser measurer can help you take more accurate measurements at longer distances. Our favorite model has a handy feature ...

If just by looking at our watch or cell phone we can know, in real time, our heart rate, the number of steps we take, the calories we burn and the hours of sleep we got the night before, why can’t we ...

Monitor your indoor air quality with the 7 best AQI monitoring devices for your home. Compare features like PM2.5, VOC, and ...

Sarah Taylor is only 17 years old, but she lives with constant pain. She was diagnosed with arthritis at 18 months old, and she also suffers from fibromyalgia, a chronic pain disease. The teen says ...

ON THE OUTSIDE, the Oura ring looks rather ordinary, indistinguishable from a chunky wedding band. But a faint green light that intermittently leaks out from the gap between finger and ring suggests ...

An electron scanning micrograph of the molecule-weighing device. When a molecule lands on the bridge-like portion at the center, it vibrates at a frequency that indicates its mass. Image via ...

Embedded in cell phones, rings, bracelets or watches, the novel tools aim to make it easier to manage hypertension. But they must still pass several tests before hitting the clinic. By Matías A. Loewy ...