Researchers found that cold is detected differently in the skin than in internal organs. This split system helps explain why cold air, cold drinks, and cold surfaces create very different sensations.

Abbott issued a medical device correction for some of its glucose sensors after internal testing found that some sensors may provide false low glucose readings. Hundreds of adverse events and seven ...

Matt Carey, the co-founder and CEO of Boston-based startup Teradar, loves when people tell him: “I don’t believe you.” That’s “right where we want folks,” he recently told TechCrunch. Carey has spent ...

The China Intelligence: What open sources tell us about Chinese forces, weapons, and strategy. The People's Liberation Army is building an “invisible net” across the western Pacific, a five-layer, ...

From Maine to Florida and California to Kansas, no body of still water can escape fall turnover. The term is one most anglers are familiar with, though it’s questionable how well everyone really ...

High-integrity carbon and biodiversity markets are scaling fast, transforming natural capital into one of the century’s most powerful asset classes. Unsplash+ Natural capital, the planet’s stocks of ...

With the release of watchOS 11.6.1 and companion iOS 18.6.1, Apple managed to restore blood oxygen readings for U.S. owners of Apple Watch Series 9, Series 10, and Ultra 2. The method is slightly less ...

Apple released a small build update to iOS 26 developer beta 6, which does not re-enable the blood oxygen sensor on Apple Watch in spite of the earlier iOS 18.6.1 update that did. The new iOS 26 ...

In a surprise Thursday announcement, Apple says that it is bringing the blood oxygen sensor feature back to the Apple Watch Series 9 and newer. The returning feature will be part of an iOS 18.6.1 and ...

If you have an Apple Watch Series 9, 10, or Ultra Watch 2 that you bought in the US in the past year, you'll finally get the blood oxygen sensing feature back via a software update later today, ...