Need to switch something on or off using a microcontroller? Using a transistor is one of the best ways to do this, but how exactly do you design properly for transistor switching? [Ben Krasnow] put ...

This video explains the function of diodes and how they are used to control the flow of electrical current in electronic circuits. Diodes are essential components that allow current to move in only ...

With its ability to store and transmit genetic information, DNA offers molecular cogs and gears that researchers can harness to produce biological circuits. Cells typically rely on gene expression to ...