Wearable health sensors such as photoplethysmography (PPG) wristbands, ECG patches and multi-modal biometric devices are typically developed and calibrated under controlled laboratory conditions.

Wrist pulse oximeters can look similar, making it hard to decide which one to buy. This in-depth guide covers everything you need to know to find your best fit.

Struggling to read more than six lines on an eye chart with fading letters may serve as a visual "yellow light" for older ...

America, we’ve got a middle school problem. Although reading and math scores are up for 9-year-olds on the National Assessment of Educational Progress’ Long-Term Trend assessment, scores haven’t ...

I am a very loyal and proud citizen of Reading going on 13 years now. When Eddie Moran replaced Wally Scott as mayor, I saw a beacon of hope. Sadly, it seems as if the city has gotten worse over the ...

Cincinnati Public Schools is facing a difficult financial moment. The district is working to close a $58 million budget gap, and district leaders have warned that balancing next year’s budget could ...

SpaceX has won a lucrative contract to provide the US military with a means of distributing space-based sensing and targeting data, forming the “backbone” of a rearchitected network after separate ...

When a reporter asked Los Angeles mayoral candidate Spencer Pratt about his plans to tackle homelessness, Pratt had a brusque response: “They’re not homeless. They’re drug addicts.” “They are choosing ...

When Briggitte Suastegui heard about Christopher Nolan's film adaptation of The Odyssey, she wanted to go back to its source material. She decided to start reading The Iliad first but had trouble ...

CNET’s expert staff reviews and rates dozens of new products and services each month, building on more than a quarter century of expertise. I had never seen a sensor like Aqara's new P100 before, but ...