The below circuit diagram shows the complete hardware wiring setup of the Arduino-based Smart Walking Stick for the Blind ...

Unlike a Raspberry Pi, you won't find anything resembling an operating system here; instead, the Arduino uses simplified ...

Use a relay to up the light and a transistor to up the fan, you can use however you want. The RGB led is to indicate the dispositive status. The status of the dispositive is defined for the distance ...

Have you heard about the Mini-Wheelie self-balancing robot from Elektor? You may have seen it in the March/April edition of ...

Everyone knows that ultrasonic cleaners are great, but not every device that’s marketed as an ultrasonic cleaner is ...

Did you know that the camera sensor in your smartphone could help unlock the secrets of antimatter? The AEgIS collaboration, ...

It might not be Pi Day anymore, but Elliot and Dan got together for the approximately 100*Pi-th episode of the Podcast to run ...

Without any delays, here are the best Phones with Ultrasonic Fingerprint Sensors (April 2025) that make the cut: ...

Life's essential functions are powered by a set of compounds called metabolites, which are involved in every natural process, ...

JPMorgan Chase & Co. has generated and certified so-called truly random numbers using a quantum computer, in a world-first that the bank hopes will have applications for security and trading.