Densely packed arrays of electrical components called capacitors can form a high-fidelity vibration sensor that can be worn on the skin. Seungjae Lee is in the School of Energy and Chemical ...

What is part way between a printed circuit board and a rats-nest of point-to-point wiring? We’re not sure, but this is it. [Johan von Konow] has come up with an inspired solution, 3D printing an ...

[Amirreza Nasiri] sends in this cool USB keystroke injector. The device consists of an Arduino, a Bluetooth module, and an SD card. When it’s plugged into the target computer the device loads the ...