Users submit innovative solutions to the world's problems.
Free discussion on any topic. Users can post under author names of their own choosing.
Members discuss what they would do were they a doctor, a politician, a rocket scientist, and a porn star. Users must select a username and password before posting a new message.
Forums, articles, and links to publications about a variety of issues.
Contains discussions on the end of the world. Free registration required to participate.
Holds discussions on any subject. No registration needed.
A suggestion box for socially innovative non-technological ideas and projects, with £1,000 UK sterling awards annually for the best ideas or projects submitted.
Forum, debate and message boards: If I Were President forum, and What Really Bugs Me forum. No password needed.
Focus:es on freedom of speech. Users must select a username and password to start new discussions or reply to existing ones.
Topics include love, peace, happiness. Users must register to participate.