This transcript was prepared by a transcription service. This version may not be in its final form and may be updated. Ben Cohen: Microchips are used everywhere, in cars, gaming consoles, medical ...

Computers denote data in bits — the famous 0s and 1s — using semiconductors. These are small physical devices that store these values and perform mathematical operations on them. The sum of all these ...

Desktop CNC machines help young makers profit from creativity by producing custom signs, décor, and engraved goods with low ...