The Apple Watch has evolved into a full lineup of distinct devices, from budget-friendly models to rugged tools for serious athletes. Choosing the right one now means weighing health sensors, battery ...

Antarctic icefish are famous for living without red blood cells, but they are not alone. A species of needle-shaped, ...

You are taught early in science that oxygen on Earth comes from sunlight. Plants, algae, and cyanobacteria use light to split water and release oxygen, shaping the atmosphere and making complex life ...

Apple was at risk of having imports of all Apple Watches halted because of an ongoing legal dispute. Here’s what happened.

Discover how professional racing engine diagnostics reveal hidden problems in your car. Expert insights from Miami's advanced auto repair specialists.

More than a billion years ago, in a shallow basin across what is now northern Ontario, a subtropical lake much like ...

More than a billion years ago, in a shallow basin across what is now northern Ontario, a subtropical lake much like ...

So, if you are looking for a smartwatch with a bright, always-on Retina display, numerous health and safety features, and ...

To take a pulse oximetry reading, turn on the device, place it on your fingertip, sit still, and wait for a stable reading. Normal oxygen saturation levels range from 95% to 100%; levels below 92% may ...

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In the latest episode of the legal thriller involving the Apple Watch’s blood oxygen sensor, Blake Brittain of Reuters reports: A federal jury in California said on Friday that Apple owes ...