Abstract: Noncontact prediction of peripheral oxygen saturation (SpO2) is necessary for monitoring vital signs of patients afflicted by infectious disease or sensitive to skin irritation. Recently, ...

Artists and architects from ancient Greece to the modern era have relied on the golden ratio to make their works of art beautiful. Credit: Sergey Sosnovskiy, Flickr, CC BY 2.0 Over the years, millions ...

Following the March 2026 update for Google Pixel Watch devices, a number of users are reporting that their SpO2 (blood oxygen) and skin temperature readings have vanished from the Fitbit app. The ...

Describes the nature of a clinical study. Types include: Observational study — observes people and measures outcomes without affecting results. Interventional study (clinical trial) — studies new ...

When you're applying for a loan, whether it's auto financing or a mortgage, the numbers matter. One important figure to understand is your loan-to-value ratio, often abbreviated as LTV. This is the ...

We have the story of an economic indicator that is causing concern. So of course, we turn to our colleagues at the Indicator from NPR's Planet Money. Here's Paddy Hirsch and Darian Woods. (SOUNDBITE ...

Forbes contributors publish independent expert analyses and insights. Host of the Retire Sooner podcast and CFP™ practitioner. The IRS might describe it as landing in the top tax bracket—paying a 37% ...

I’ve made no secret about my love for coffee makers from the Portland-based company Ratio, ever since it came out with the Ratio Eight model a decade ago. Two of WIRED’s favorite drip coffee makers on ...