Microchip
The microchip, or integrated circuit, has been the basic building block of scientific and technological progress since the second half of the 20th century, writes Chris Nuttall. Its invisible powers have been an enormous boon to business almost from the start.
First created in 1958, the chip has launched space missions, modernised corporations, revolutionised world trading and, through progressive miniaturisation, put power that was once the province of room-sized supercomputers into a smartphone that can fit in the palm of a hand.
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