Scibuntu , Ubuntu Linux for scientists and science students. Scibuntu is not just another Linux distribution. It is a script that adds scientific programs and other convinient tools to the plain desktop Ubuntu.
Check Debian archive mirrors bandwidth using apt-spy
apt-spy is a program that tests a series of Debian archive mirrors for bandwith.It writes an /etc/apt/sources.list with the fastest server.You can select which of the many Debian sites to benchmark by geographical location.
Ubuntu Edgy Eft complete sources.list (repository list file)
Repositories There are thousands of programs available to install on Ubuntu. These programs are stored in software archives (repositories) and are available for installation over the Internet. This makes it very easy to install new programs. It is also very secure, because each program you install is thoroughly tested and built specifically for Ubuntu.
Install Amarok 1.4.4 Music Player in Ubuntu Edgy
Amarok is a sound system-independent audio-player for *nix systems. Its interface uses a powerful “browser” metaphor that allows you to create playlists that make the most of your music collection.