Technology-the science in action-is quite simple. But if you've ever fooledĪround with a magnet and some nails, you'll know that the How to store information with magnetism.Newer hard drives use a different kind of connection, SATA (Serial Advanced Technolgoy Attachment), which allows Side are the IDE (Integrated Drive Electronics) connector, which is how the drive plugs into the motherboard of a computer. Photo: A 30GB (gigabyte) hard drive from an old laptop computer. How does it work? Let's take a closer look! Prodigious memory and lets you store digitalĭocuments. Your computer is the bit that does all the "thinking" andĬalculating-but it's the hard drive that gives your computer its The mid-1980s (though flash memory has replaced them Hard drives were invented over 50 years ago and have been Was not much more than a hard drive: an incredibly efficientĭevice that uses simple magnetism to store vast amounts of Music player no bigger than a pack of cards.
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