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Website with articles and forum. Topics include accelerating change, nanotechnology, artificial intelligence, intelligence enhancement, the Singularity, and existential risks.

Information on the Singularity, superintelligence, Powers, Jupiter Brains, Alpha-Point cosmologies, posthumanity, Apotheosis et al. "The four virtues of an SL4 post are Intelligence, Fun, Importance, and Future Shock. (Any post should include at least one.)"

Nonprofit organization devoted to creating, discussing and coordinating singularity-related efforts, and publish introductory material and research papers on the topic.

"A 'Singularity Watcher' is neither absolutely convinced -- nor uncritically happy -- that the Singularity is going to happen, but they do believe this issue deserves serious scientific investigation." A website with interesting information on accelerating change and the Singularity.