Problems with catalytic converters are one of the most common causes of check engine lights, but they’re extremely exp ...

Your Apple Watch sensor emits a red light when it is checking your blood oxygen saturation levels, which are a measure of ...

Prior to the latest Apple Watch Series 11 launch, Apple brought back the blood oxygen feature to its Series 6 watch and later ...

VO₂ max reflects how efficiently your body uses oxygen. Discover how it is measured, why it predicts health and longevity, ...

The Apple Watch SE 3 starts at $249, and jumps to just $299 for cellular capability. That's a hefty savings for a watch that ...

The Apple Watch Ultra 3 is even more well-connected than its predecessor, with a 5G modem and satellite support, bringing ...

At a Seattle summit, space industry executives said AI and other tech trends are opening up new opportunities on the final ...

The more affordable Series 11 is a solid Apple Watch entry, but most of its advancements come with the watchOS 26 software. The biggest hardware change from the Series 10 comes with the introduction ...

A Penn State team created a breath sensor that identifies diabetes by detecting acetone. The device is fast, non-invasive, and built with laser-induced graphene for precision. In the United States, ...

ONCE again, Apple has pulled a blinder with its most premium smartwatch model. The Apple Watch Ultra 3 is the new reigning champ – and I’ve been trying it out for just under a week. Apple ...

S10 chip: The SE 3 has the same chip as the other two 2025 Apple Watches, the S10. The S10 is what powers the Always-On ...

Since 2020, at least 270 people in Maricopa County have died at home from heat-related causes when their cooling systems ...