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computer memory & storage

How Does Computer Memory Work?
Image: iStockphoto.com/haveseen

How Does Computer Memory Work?

You can store music from hundreds of CDs on a small, handheld device. Your GPS "knows" every street you pass. Your computer holds videos, photos, games, and more.

How do computer memories retain all of that? What's the difference between RAM and ROM, hard drives and flash drives? How much better can these amazing devices possibly get?

ExplainThatStuff!
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10 Unique Creations Made from Computer Hard Drives

10 Unique Creations Made from Computer Hard Drives

What can you do with an old, obsolete hard drive? If a charity won't take it, here are some artistic possibilities. More...

Images
Mashable
Did You Ever Wonder How Your Hard Drive Works?

Did You Ever Wonder How Your Hard Drive Works?

Find out how tiny magnetized regions representing 0s and 1s are written on, and read off, a spinning disk. More...

Article
IBM
How Does a Hard Drive Work?

How Does a Hard Drive Work?

How can you store the music from 500 CDs in a music player no larger than a deck of cards? Hard drives make it possible. They're masterpieces of engineering, based on magnetism. More...

Article
ExplainThatStuff!
How Does Flash Memory Work?

How Does Flash Memory Work?

Ordinary computer circuits forget everything every time they're turned off, but flash memories keep their information. Here's how. More...

Article
ExplainThatStuff!
Data Storage

Data Storage

Kilobytes, megabytes, gigabytes, CDs, DVDs… You hear about these things all the time. Are you sure you know what they are? This article will help. More...

Article
BBC
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History of the Hard Drive

History of the Hard Drive

Get the history of the hard drive, or at least a "bit" of it, in this short video. More...

Video
IBM
How Cloud Storage Works

How Cloud Storage Works

What would happen to your data if your computer was destroyed? Nothing, if you also stored your data in "the cloud." More...

Article
HowStuffWorks
How Solid-State Drives Work

How Solid-State Drives Work

Solid state drives are sturdier, faster, and less power hungry than hard disk drives. But, even though they have no moving parts, they do wear out. More...

Article
HowStuffWorks
Magnetic Bacteria Create a Biological Hard Drive

Magnetic Bacteria Create a Biological Hard Drive

By borrowing a protein from some bacteria, scientists are trying to make better hard drives. The protein turns iron into tiny magnets. More...

Article
New Scientist
Magnetism: Data Storage

Magnetism: Data Storage

What does your hard drive rely on? Magnets and also materials that can be magnetized and hold their magnetization until acted upon by a magnet again. More...

Video
CHMnanoed
Memristors in Silicon Promising for Dense, Fast Memory

Memristors in Silicon Promising for Dense, Fast Memory

Remember this word: memristor. This new kind of computer component may soon blow away every other kind of memory you see on this page. More...

Article
BBC
More Data Storage? Here’s How to Fit 1,000 Terabytes on a DVD

More Data Storage? Here’s How to Fit 1,000 Terabytes on a DVD

Imagine a DVD that holds 50,000 movies. A scientist in Australia believes he can make one, despite a law of physics which seems to say he can't. More...

Article
Phys.org
Sound Waves Used to Increase Disk Drive Capacity

Sound Waves Used to Increase Disk Drive Capacity

Thanks to ultrasound, both hard disk drives and solid state drives may soon be storing more data than ever. More...

Article
Computerworld

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