Using Sparkfun MAX3010X library https://github.com/sparkfun/SparkFun_MAX3010x_Sensor_Library SpO2 is calulated from square root means of all raw data at 50Hz sampling ...

When people picture a school library, they still imagine rows of dusty books and students whispering behind tall shelves. But that image of silence couldn’t be further from reality. The modern library ...

Welcome to the 2025 Library Design Showcase, American Libraries’ annual celebration of new and renovated libraries throughout North America. Today’s libraries are places where people from diverse ...

CHICAGO - Fifteen new and renovated libraries feature in American Libraries’ 2025 Library Design Showcase. The showcase appears in the magazine’s September/October issue, available online today. The ...

Abstract: As an important indicator of health data detection, blood oxygen saturation is one of the bases for medical personnel to monitor and protect against diseases. However, the oximeter on the ...

SparkFun has just launched the “IoT RedBoard – RP2350” and “IoT RedBoard – ESP32” boards with Arduino UNO R4 form factor based on respectively Raspberry Pi RP2350B + RM2 wireless module and ...

SparkFun Electronics has introduced its first ultra-high-precision GNSS timing product, the SparkPNT GNSS Disciplined Oscillator (GNSSDO). Designed for applications requiring sub-nanosecond timing and ...

When we took a look at the nation’s declining reading habits, our struggling bookstores and the prodigious number of books consumed by America’s top 1 percent of readers, scores of you wrote in with a ...

Go way beyond books: You can try 3D printers, Cricut machines, e-bikes, GoPros, power tools, and much more by simply joining your local library. I'm an expert in software and work-related issues, and ...

Reading a book is commonly seen as an individual activity, yet libraries have evolved to offer more than just book-lending services in the digital age. Public libraries have transformed into ...

The Library Company reading room on Juniper Street in Philadelphia c. 1935, one of the group’s main locations from 1880 to 1935. The Library Company of Philadelphia Founding father Benjamin Franklin ...

As more academic journals adopt an open access (OA) approach to publishing, more high-quality research is available for free—and public libraries are well poised to help their patrons and their ...