If you were to point to a single device responsible for much of Hackaday’s early success, it might be the Arduino Uno. The little board from an Italian university with its easy to use dev environment ...

Once peer review is completed and the editor is satisfied that any concerns raised by the reviewers have been suitably addressed, the paper is accepted ‘in principle’ (AIP). The editor will send ...

Birds are vertebrate animals adapted for flight. Many can also run, jump, swim, and dive. Some, like penguins, have lost the ability to fly but retained their wings. Birds are found worldwide and in ...

Although plans for a Channel Tunnel were first drawn-up during Napoleonic times, people who wanted to cross between the UK and mainland Europe without traveling by sea or air had to wait until 1994 ...

Harry Potter series author J.K. Rowling first came under fire in early June 2020 for controversial tweets she posted about the transgender community. Her stance has caused fans and stars of the ...

This project measures the height of static objects using ultrasonic echo-ranging. The sensor is mounted at a fixed height (30 cm), and the object's height is calculated by subtracting the measured ...

Schematics diagram + PCB diagram (KiCAD 9) and case 3D model (Blender) are also provided. This project is a work-in-progress. Based on the well-known TransistorTester work of Karl-Heinz Kübbeler.