The Technic Logo, with it's famous creeper.
WIKI ABANDONED[]
new one at: http://tekkitechnic.wikispaces.com/
What is Technic Pack?[]
Technic Pack is a modification pack for the game Minecraft. It contains many "technical" mods, such as BuildCraft by Spacetoad, IndustrialCraft by Albalka, ComputerCraft by Dan200, Redpower by Eloraam, and RailCraft by CovertJaguar.