howto

http://www.instructables.com/id/Knex-semi-automatic/ A semi-automatic gun made of and launching Knex pieces.
http://www.bookfaced.com/fb/ The Facebook mapper, which maps your friends' hometowns on a Google map.

http://www.instructables.com/id/How-to-make-a-small-flaming-vortex-of-DOOM!/ Make a vortex of fire and doom.

http://www.instructables.com/id/Q-Tip-Gun/ How to make a Q-Tip gun.
http://www.techeblog.com/index.php/tech-gadget/top-5-strangest-military-gadgets The top five strangest military gadgets (the title says it all!).

http://www.instructables.com/id/Flame-Whip/ How to make a flaming whip. My life is complete.

http://www.youtube.com/watch?v=leR1EAdls4Y A demonstration of the proper war to fire off one of those giant rolls of fireworks.
http://chemistry.about.com/od/demonstrationsexperiments/ht/sparkler.htm How to make a sparkler.

http://blog.makezine.com/archive/2006/06/make_podcast_rube_goldber.html A Rube Goldberg machine made out of sticks, stones, and twine.
http://www.automatedhome.co.uk/Internet/ADSL-Bonding-How-To-and-Review.html A howto on bonding DSL lines to make one super DSL line.

http://en.wikipedia.org/wiki/List_of_problems_solved_by_MacGyver#Impact Wikipedia's page on all the problems solved by MacGyver.
http://www.undergroundmodshop.com/forums/vBulletin/showthread.php?t=3419 It's a giant paintball gun!

Gil's LotD
http://www.wellington.org/nandor/chemwords/chemwords.htm Interesting words formed from chemical formulas.
http://www.madville.com/link.php?id=123683&t=23 How to recover a CRT monitor that has been damaged by magnets.

Gil's LotD
http://www.instructables.com/ex/i/A9D07B9C83FD1028A786001143E7E506/ Do It Yourself! How to build a 1,024,000 mcd portable light!

11/4/05 Gil's LotD
http://sci-toys.com/scitoys/scitoys/electro/railgun/railgun.htmlMake a simple railgun.