Before the Raspberry Pi came out, one cheap and easy way to get GPIO on a computer with a real operating system was to ...

This small application can turn your Raspberry Pi into a Matter lighting device. Once setup and commissioned, it allows control of a configured GPIO pin via Matter on/off commands. The GPIO output can ...

IISc physicists discovered that Ramanujan’s classic π-formulas arise naturally in modern theories describing critical phenomena and black holes. The connection suggests his early mathematics may have ...

Most of us first hear about the irrational number π (pi)—rounded off as 3.14, with an infinite number of decimal digits—in school, where we learn about its use in the context of a circle. More ...