A Raspberry Pi can give an old monitor a completely new purpose. Here are four projects worth trying, from beginner-friendly ...

I2C makes connecting multiple sensors to a Raspberry Pi straightforward by sharing just two pins for communication. With proper setup, scanning, and coding, you can integrate dozens of devices on a ...

Dive into The Register's online archive of incisive tech news reporting, features, and analysis dating back to 1998 ...

This tiny chip is doing too much.

A free, community-driven alternative to GeoChron and HamClock. Pi-Clock turns a Raspberry Pi and any HDMI display into a beautiful, always-on ham radio command centre — showing real-time propagation ...

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Pi Day 2026: March 14 is celebrated every year as Pi Day to commemorate the Mathematical constant Pi. The day also marks the birth anniversary of physicist Albert Einstein and is observed as a ...

Pi Day is observed every year on March 14, marking the significance of the mathematical constant π (pi). The day is commemorated by mathematics enthusiasts around the world in recognition of the ...

Celebrate Pi Day and read about how this number pops up across math and science on our special Pi Day page. For more than two millennia, mathematicians have produced a growing heap of pi equations in ...

Saturday is Pi Day, a national celebration of the mathematical concept, which is the ratio of a circle's circumference to its diameter and equals 3.14... Schools and museums often plan events to ...

Celebrate Pi Day and read all about how this number pops up across math and science on our special Pi Day page. Grab something circular, like a cup, measure the distance around the circle, and divide ...