Articles:

Processing at the Speed of Light
Sentience - the Next Moral Dilemma
Could nanomachines be tomorrow's doctors?
Memory bottleneck limits intelligence
Teranex Delivers TeraOps of Performance
Your Wish Is Its Command
Chip rewires itself on the fly
Seven Warning Signs of Bogus Science
Google's Goal: "Understand Everything"
Technology Uses 'Glanceable' Objects
Artificial intellect remains elusive
DARPA tech chief envisions the future
Killed by Goo!

Epistemology:

Unity of Knowledge
Principia Cybernetica
Why Occam's Razor?

Online Books:

Bubbles of Perception

Cognitive Science:

MIT CogNet
Playroom
Psycholoquy
Cognitive Science Dictionary
Mind and Life Institute
The Extended Mind
CogsciWorld
Cognitive Ontology
Compositional Connectionism in Cognitive Science
Brain and Behavioral Sciences Preprint Archive
Towards a Cognitive Science of Science
The Cognitive Technology Society
Why it is important to build robots capable of doing science

Preprint Archives:

Brain and Behavioral Sciences
Anthropic Principle
CogPrints
ArXiv

Technological Singularity:

Singularity Institute for Artificial Intelligence
The Law of Accelerating Returns
Ethical Issues in Advanced AI
How Long Before Superintelligence?
Existential Risks: Analyzing Human Extinction Scenarios and Related Hazards
Transhumanist FAQ: What is Superintelligence?
Why AGI May Be Near
AcceleratingFuture.com
Evolution by Choice
Who Are Singularity Activists?
Evolution by Choice weblog
Who Cares About the Singularity?
Superintelligence: How Soon?
The Greatest Leap
Singularitarian Principles
Computer Programs, Human Brain, and AIs

Persons:

Eliezer Yudkowsky - cognitive engineer
Mitch Howe - Singularitarian thinker
Ben Goertzel - AGI researcher
Steve Omohundro - AGI researcher
Justin Corwin - AGI researcher
Eugen Leitl - transhumanist, chemist
Gerard 't Hooft - physicist
Robert Bradbury - transhumanist thinker
Bruce J. Klein - immortalist thinker
Nick Bostrom - professor of philosophy
Hans Moravec - roboticist, futurist
Robin Hanson - Bayesian economist
Gerd Gigerenzer - cognitive psychologist
Christopher Altman - Singularitarian thinker
J. Storrs Hall - nanotech thinker
Mike Treder - trans/nanotech writer
Chris Phoenix - trans/nanotech writer
James Hughes - transhumanist activist/writer
Frank Tipler - transhumanist, physicist
Peter Voss - AGI researcher
George Dvorsky - transhumanist, columnist
Sarah Fitz-Claridge - libertarian, cryonicist
James Hughes - transhumanist, author
Ray Kurzweil - Singularity writer, futurist
David Chalmers - consciousness studies
Daniel Dennett - cognitive scientist
David Duetsch - physicist, author
Kent Van Cleave - philosopher of sci/mind
Jürgen Schmidhuber - AI researcher
Marcus Hutter - AI researcher
Lawrence Barsalou - cognitive scientist
Valerie Gray Hardcastle - consciousness
Benjamin Kuipers - AI
John R. Anderson - professor of psych/CS
Palden Gyatso - Tibetan, peace activist
Gregory Smith - 12 yr. old peace activist
Bill Hibbard - transhumanist, author
John Smart - Singularity writer
Bart Kosko - transhumanist, neural nets
Stephen Reed - AI, Friendliness supporter
Michael Langan - "reality theorist", prodigy

AI Projects:

Friendly AI - self-improving seed AI
Novamente - bioinformatics, general intel.
A2I2 - "dog-level" intelligence
Cycorp - ungrounded knowledge bases
Nicole - agent approach
COGENT - general intelligence

Unified Theories of Cognition:

SOAR
Universal Learning Machines
The New AI

Transhumanism:

Kurzweil AI.net - Kurzweil's megasite
The Low Beyond - Yudkowsky's site
Shock Level Four - a futurist mailing list
Singularity Watch - systems theory
Transhumanity Webzine - quite popular
Betterhumans - bold transhumanism
Incipient Posthuman - Mike Treder
The Preparation - also a book

Technologies:

Fog Screen
HelioDisplay

Molecular Nanotechnology:

Center for Responsible Nanotechnology
Institute for Molecular Manufacturing
Protein Based Assembly of Nanoscale Parts
Nanoassembly of an Aircraft Carrier
Sapphire Mansions
A Solar Powered United States of America
Nano@Home
Design considerations for an assembler
Drexler's "Fine Motion Controller"
Proposed metabolism for a hydrocarbon assembler
Self replication and nanotechnology
Self replicating systems and MNT
Self replicating systems and low cost manufacturing
Binding sites for use in a simple assembler
Adding Positional Control to Chemical Synthesis
Six Degree Of Freedom Positional Devices
Hydrogen abstraction tool for nanotechnology
Molecular Manufacturing and the Private Aircar
Utility Fog: The Stuff that Dreams are Made Of
Utility Fog: a Universal Physical Substance
Design of a Primitive Nanofactory
Engines of Creation, by Eric Drexler
Erroneous Predictions Concerning Developments
Nanosystems, by Eric Drexler
Nanomedicine I, by Robert Freitas
Nanomedicine IIA, by Robert Freitas
Respirocytes: A Mechanical Artificial Red Cell
Clottocytes: Artificial Mechanical Platelets
Architectural Considerations for
Self-replicating Manufacturing Systems
Machine Phase Fullerene Nanotechnology
Open Sourcing Nanotechnology R&D
Limits to Global Ecophagy

Life Extension:

Immortality Institute for Infinite Lifespans
Lifespan Extension Issues
Methuselah Mouse Prize
Kev's Place

Blogs:

Accelerating Future - me
CRN blog - Mike Treder
The Speculist - Phil Bowermaster
Fight Aging! - Reason
Brain Waves - Zack Lynch
Future Positive - Timothy Wilken
Philosophistry - Phil Dhingra
Plausible Futures - news

Organizations:

Singularity Institute for Artificial Intelligence
Immortality Institute
Center for Responsible Nanotechnology
Center for Skeptical Inquiry
ABC Research Group
World Transhumanist Association
Extropy Institute
Acceleration Studies Foundation
Jean Nicod Institute
World Organisation Against Torture
Amnesty International
Longevity Meme

Other Interests:

Evolutionary Psychology - minds are evolved
Bayes' rule - probability, rationality, science
Traditional Psychology is Nonsense - it is!
From Here to Human-Level AI
3Laws Unsafe - SIAI project
Veganism - why kill sentient beings?
Death Rate - how many people are dying?
Digital Philosophy - reality is discrete
The Ten Percent Myth - "Status: False." heh.
Philosophy of Mind - interesting, fuzzy topic
Planck units - extremely small.
Third Culture - some interesting articles
Why Structure Matters - danger in AI design
Cognitive-Theoretic Model of the Universe
Anthropic Principle - observer selection effects
Why We Need Friendly AI - new!
Simulation Argument - red pill or blue?
Extropianism - some very thoughtful people.
Singularitarianism - kind transhuman intelligence
Singularitarian reading - good books
Singularitarian commmunity
Crush Television - stop watching it.
Very Low Fuel Flying - interesting
How to Learn Friendly AI - important!
The Crackpot Index - funny and valid
Net Utility of the Multiverse - how much?
Pseudoscience/Protoscience distinction
Participatory Anthropic Principle - PAP.
Changesurfer Radio - Dr. J's internet radio show!
Perceptual Symbol Systems - mental imagery
MBTI = bunk - no Jungianism, thanks
Against Politics - focused on different issues
Emergentism - consciousness theorism
The Case Against Space - thanks Simon!
Space: Not the Final Frontier - thanks George!
Mind Mapping - sometimes helpful
What is "Elitism"? - is it related to "standards"?
Universal Limits on Computation - cool!
Doomsday Argument - Carter, Leslie, et al.
Karl Popper - logical positivism
World's First Ornithopter - excellent
Transcension Scenario - Fermi Paradox
The Human Nature Review - evpsych distilled
Hedonistic Imperative - eliminating suffering
Anthropomorphism and Related Phenomena
Does the Universe Exist if We Aren't Looking?
The Breeding Motivation - worth avoiding.
Metaethical Functionalism - esoteric philosophy
Why Web Journals Suck - sorry, but hey
Developmental Singularity Paradigm
Taking Children Seriously - Sarah Fitz-Claridge
Crockerianism - free flow of criticism
Research into Ashkenazi neurological quirks