This code is for an RFID door lock system using an Arduino. It reads the UID of the RFID card and compares it to a predefined ...

Understand the importance of using a freewheeling diode to prevent voltage spikes and ensure proper energy discharge in ...

A newly identified part of a brain circuit mixes sensory information, memories, and emotions to tell whether things are familiar or new, and important or just 'background noise.' ...

Many objects that we normally deal with in quantum physics are only visible with special microscopes—individual molecules or ...

Researchers analyzed data from 857 patients across 36 fMRI brain imaging studies and mapped a common brain circuit for creativity.

The Economic Development Council invites youth ages 9-13 to participate in a seven-week online after-school course: Youth ...

In addition to being a runnable CLI tool, D2 can also be used to produce diagrams from Go programs. For examples, see ./docs/examples/lib. This blog post also demos a complete, runnable example of ...

UPDATE: It has been confirmed that the new Arduino boards will be manufactured in India by Kaynes Technology, the official EMS partner for Arduino. Additionally, the boards will be available for ...

Check out this interesting wideband AC millivoltmeter circuit from 1990. The simple design features 12 ranges, decent accuracy, 200 µV accuracy, and a frequency range from 20 Hz to more than 2 MHz.