There’s a long history of devices originally used for communication being made into computers, with relay switching circuits, vacuum tubes, and transistors being some well-known examples. In a smaller ...

If you were to point to a single device responsible for much of Hackaday’s early success, it might be the Arduino Uno. The ...

Measuring the speed of a rotating object is a common requirement. Knowing the speed of table and ceiling fans, as well as kitchen appliances such as mixers and grinders, can often be useful. However, ...

Cheap and cheerful.

How often do you see an ECG that is just a little off? Maybe the T wave is flat, oddly-shaped or inverted. Maybe the ST segment is coved, very minimally-depressed or shows some J point elevation.

After testing more than a dozen digital picture frames, these are the best for display quality, easy setup, and instant photo sharing. The second-generation HomePod smart speaker delivers fantastic ...

const char* mqtt_server = "192.168.0.107"; // Enter the IP-Address of your Raspberry Pi #define mqtt_auth 0 // Set this to 0 to disable authentication #define mqtt_user "YOURUSERNAME" // Username for ...

Update on Feb. 13 at 10 a.m. As of the evening of Feb. 12, the FAA lifted the flight restriction in place for the Santa Teresa airspace. It did not… ...

// TimeChangeRule tcr1 = {"tcr1", First, Sun, Nov, 2, -360}; // utc -6h, valid from first sunday of november at 2am // TimeChangeRule tcr2 = {"tcr2", Second, Sun, Mar ...