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

Not every Pi project takes days to finish. Here are several you can complete in an hour or less, then immediately enjoy the ...

A Raspberry Pi can open up all sorts of possibilities, but these tiny PCs can have a variety of other, unexpected uses. Here ...

Recently, [Edward Schmitz] wrote in to let us know about his Hackaday.io project: SigCore UC: An Open-Source Universal I/O Controller With Relays, Analog I/O, and Modbus for the Raspberry Pi. In the ...

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 ...

But Why is a show led by kids. They ask the questions and we find the answers. It’s a big interesting world out there. On But Why, we tackle topics large and small, about nature, words, even the end ...

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 ...

More than a hundred years ago, long before anyone imagined supercomputers or black hole simulations, legendary Indian mathematician Srinivasa Ramanujan wrote down a set of formulas to calculate the ...