Watch the Colossus replica in action at Bletchley Park

Listen to an intercepted Enigma transmission (wav) from World War II.

Listen to a Lorenz SZ 42 teleprinter transmission (wav).

Look at an actual Fish intercept (pdf) and read it’s translation.

Make your own Virtual Punch Cards.

Read a good, simple explaination of Magnetic Core Memory in the middle of this page.

Or read a technical explaination of Magnetic Core Memory.

Download a diagram of the Univac Front Panel (pdf). Note how many controls are dedicated to heaters!

Download the whole Univac Manual of Operations (pdf, 11MB) and brush up on your Univac programming skills.

And if you just can't get enough Univac, you can download a Univac Simulator (windows shareware) program for your computer at home.

Watch Apple's famous '1984' Macintosh Ad (mov).

Read Bill Gates talking about his history with Altair Computers.

Watch an Ariane 5 Rocket Explosion (mov) due to a computer malfunction.

Browse video clips of CNN's Y2K Reports (Windows Media).

Check out the best of MIT Hacks.

Protect yourself! Learn all about system cracking in the The Alt 2600 / Hack F.A.Q.