This list is incomplete, but aspires to be a list of my public projects. Projects in bold are more substantive. Note that some items in the list are the work of just a few hours – quick notes, Twitter threads, interviews I like, and so on – while others are the work of years.

**Notes on Existential Risk from Artificial Superintelligence**(Michael Nielsen) 2023-09-18- Prefatory remarks on 'Oppenheimer' 2023-08-30
- How I use memory systems 2023-07-20
- Quick thoughts on research 2023-07-20
- How is AI impacting science? 2023-05-14
- On the status of Occam's razor 2023-04-04
- How to make memory systems widespread? 2023-02-13
- Notes on Commandments to live by 2023-01-15
- Reflections on diminishing returns in science (Twitter thread) 2023-01-09
- Discovery fiction 2023-01-03
- Exploratory notes: Community as the unit of scientific contribution 2022-12-09
- Michael Nielsen on Metascience (on the Jim Rutt Show) (Michael Nielsen and Jim Rutt) 2022-12-05
- Myth and religion, 'social technology', and deeply held belief 2022-12-01
- Interview with David Zierler for the Caltech Heritage Project (Michael Nielsen and David Zierler) 2022-11-25
- Building a better memory system 2022-11-22
- Michael Nielsen: Metascience, How To Improve Science, Open Science (Benjamin Yeoh's podcast) (Michael Nielsen and Benjamin Yeoh) 2022-11-16
**A Vision of Metascience: An Engine of Improvement for the Social Processes of Science**(Michael Nielsen and Kanjun Qiu) 2022-10-18- Conversation with Ajeya Cotra and Spencer Greenberg about Effective Altruism (Ajeya Cotra, Spencer Greenberg, and Michael Nielsen) 2022-08-19
- Notes on creative context 2022-08-04
- Email thoughts on metascience 2022-07-18
- Quick notes on the Las Vegas Strip 2022-07-07
**Notes on Effective Altruism**2022-06-02- On the role of design in science (Twitter thread) 2022-05-28
- Working notes on the role of vision papers in basic science 2022-05-28
**Cosmos: working notes, 1**2022-02-16**The trouble in comparing different approaches to science funding**(Michael Nielsen and Kanjun Qiu) 2022-02-09- Workshop template 2022-02-04
- In what sense is the science of science a science? 2022-01-13
- Surprising things believed by extraordinary scientists 2022-01-01
- Working notes on the Dirac equation 2021-11-19
- How to use a personal website to enhance your ability to think and create? 2021-10-11
- Sporadica 2021-10-01
- Rough working notes on the Alcubierre 'warp drive' spacetime 2021-09-30
- Reflections on 'The Bitter Lesson' 2021-07-22
- What's more fundamental than the laws of physics? (Twitter thread) 2021-04-01
**Maps of Matter**2021-02-01- How do scanning tunnelling microscopes work? 2021-02-01
- Spencer Greenberg: Scientific Progress and Political Feedback Loops with Michael Nielsen 2020-11-25
- Slow 2020-02-04
- The impact of direct air carbon capture on climate change 2019-11-21
**How can we develop transformative tools for thought?**(Andy Matuschak and Michael Nielsen) 2019-10-03- Scattered notes on writing I 2019-09-26
- Discovery fiction for Hindu-Arabic numerals 2019-09-18
- Discovery fiction for quantum teleportation 2019-05-24
- Erik Torenberg: What Michael Nielsen Thinks About Basically Everything 2019-04-25
**Quantum Country**(Andy Matuschak and Michael Nielsen) 2019-03-19- Using spaced repetition systems to see through a piece of mathematics 2019-01-12
- What does the quantum state mean? 2018-12-13
- In what sense is quantum computing a science? 2018-12-12
**Science is getting less bang for its buck**(Patrick Collison and Michael Nielsen) 2018-11-15- On the units of bipartite entanglement: Is sixteen ounces of entanglement always equal to one pound? 2018-10-29
- Twitter thread on the velocity of discovery 2018-10-16
- What if we had oracles for common machine learning problems? 2018-09-30
- The varieties of material existence 2018-09-18
- David Perell: Michael Nielsen: Tools for Thought 2018-07-09
**Augmenting Long-term Memory**2018-07-05- Twitter thread on spaced repetition memory systems 2018-01-28
**Using Artificial Intelligence to Augment Human Intelligence**(Shan Carter and Michael Nielsen) 2017-12-04**Thought as a Technology**2017-11-29- RMNIST with annealing and ensembling 2017-11-26
- Reduced MNIST: how well can machines learn from small data? 2017-11-15
**Magic Paper**2017-11-05- Working notes on Chalktalk 2017-09-01
- Volitional Philanthropy 2017-04-11
- How much do our elite know about human progress? 2016-12-28
- The trouble with definitions 2016-12-02
- Making invisible understanding visible 2016-04-01
- Is AlphaGo Really Such a Big Deal? 2016-03-29
- Striking user interfaces 2016-03-01
- Notes on the Dynabook 2016-03-01
**Toward an Exploratory Medium for Mathematics**2016-02-28- The Physical Origin of Universal Computing 2015-10-27
- Engelbart: "Augmenting Human Intellect" 2015-08-10
- The Rise of Computer-Aided Explanation 2015-07-23
**Reinventing Explanation**2014-01-31- How the Bitcoin protocol actually works 2013-12-06
**Neural Networks and Deep Learning**2013-11-25**The Artist and the Machine**2013-02-06- Why Bloom filters work the way they do 2012-09-26
- How to crawl a quarter billion webpages in 40 hours 2012-08-10
**Lisp as the Maxwell's equations of software**2012-04-11- How changing the structure of the web changes PageRank 2012-03-05
- How to combine multiple notions of relevance in search? 2012-02-04
**If correlation doesn't imply causation, then what does?**2012-01-23- Open Access: a Short Summary 2011-11-30
- Open science now! 2011-11-01
- The New Einsteins Will be Scientists Who Share (short op-ed) 2011-10-29
**Reinventing Discovery: the New Era of Networked Science**2011-10-23- Documents as geometric objects: how to rank documents for full-text search 2011-07-07
- Quantum computing for the determined (video series) 2011-06-10
- The Mismeasurement of Science 2010-11-29
- Introduction to the Polymath project and `density Hales-Jewett and Moser numbers' 2010-01-01
- A guide to the day of big data 2009-12-09
**Massively collaborative mathematics**(Tim Gowers and Michael Nielsen) 2009-10-15**Is Scientific Publishing About to Be Disrupted?**2009-06-29**Doing Science Online**2009-01-26- Three Myths about Scientific Peer Review 2009-01-08
- The economics of scientific collaboration 2008-12-29
- The Economics of Scientific Collaboration 2008-12-29
- The Google Technology Stack 2008-12-02
- Why Augmenting Collective Intelligence is Easier than Augmenting Individual Intelligence 2008-10-24
- Suppress innovation, but claim the credit 2008-10-22
- Science Beyond Individual Understanding 2008-09-24
- Science beyond individual understanding 2008-09-24
- More really is different (Mile Gu, Christian Weedbrook, Alvaro Perales, and Michael A. Nielsen) 2008-08-31
- Quantum Computing for Everyone 2008-08-28
- Quantum control via geometry: An explicit example (Mile Gu, Andrew Doherty, and Michael A. Nielsen) 2008-08-23
- Why the World Needs Quantum Mechanics 2008-08-04
- Shirky's Law and why (most) social software fails 2008-07-24
**The future of science**2008-07-17- Notes on Andrew Odlyzko's "The Economics of Electronic Journals" 2008-05-29
- Rough notes on the Budapest Open Access Initiative 2008-05-29
- Science and Wikipedia 2008-05-21
- Open Science 2008-05-13
- Interrupting Google Search 2008-04-26
- Investing in undervalued human capital: the Y Combinator model 2008-03-13
- The curse of busy-ness 2008-03-13
- Creative collaboration: ideals and reality 2008-03-11
- Criticism is overrated 2008-02-27
- Why isn't University free? 2008-02-25
- Why the h-index is little use 2008-01-31
- The tension between information creators and information organizers 2008-01-24
- APIs and the art of building powerful programs 2008-01-14
- Non-abelian money 2007-08-25
- Kasparov versus the World 2007-08-21
- Micropublication and open source research 2007-08-16
- The Research Funding "Crisis" 2007-08-14
- Open Source Google 2007-08-08
- An introduction to Yang-Mills theories 2007-05-09
**The geometry of quantum computation**(Mark R. Dowling and Michael A. Nielsen) 2006-12-31- Limits to collective decision making: Arrow's theorem 2006-06-30
- Universal quantum computation with continuous-variable cluster states (Nicolas C. Menicucci, Peter Van Loock, Mile Gu, Christian Weedbrook, Timothy C. Ralph, and Michael A. Nielsen) 2006-05-23
**Quantum computation as geometry**(Michael A. Nielsen, Mark R. Dowling, Mile Gu, and Andrew C. Doherty) 2006-03-19**Optimal control, geometry, and quantum computing**(Michael A. Nielsen, Mark R. Dowling, Mile Gu, and Andrew C. Doherty) 2006-03-19**Noise thresholds for optical cluster-state quantum computation**(Christopher M. Dawson, Henry L. Haselgrove, and Michael A. Nielsen) 2006-01-11**Noise thresholds for optical quantum computers**(Christopher M. Dawson, Henry L. Haselgrove, and Michael A. Nielsen) 2005-09-09**The Fermionic canonical commutation relations and the Jordan-Wigner transform**2005-07-29- Introduction to expander graphs 2005-06-22
**Algebraic and information-theoretic conditions for operator quantum error correction**(Michael A. Nielsen and David Poulin) 2005-06-09- Optimal photons for quantum-information processing (Peter P. Rohde, Timothy C. Ralph, and Michael A. Nielsen) 2005-05-19
**The Solovay-Kitaev algorithm**(Christopher M. Dawson and Michael A. Nielsen) 2005-05-06- Journal club on quantum gravity 2005-04-15
**Cluster-state quantum computation**2005-04-13- A geometric approach to quantum circuit lower bounds 2005-02-11
- A simple proof of the strong subadditivity inequality (Michael A. Nielsen and Denés Petz) 2004-08-20
**Quantum computing and polynomial equations over the finite field Z**(Christopher M. Dawson, Henry L. Haselgrove, Andrew P. Hines, Duncan Mortimer, Michael A. Nielsen, and Tobias J. Osborne) 2004-08-20_{2}- What's Wrong with those Quantum Cryptosystems? 2004-08-17
- What's wrong with those quantum cryptosystems 2004-08-17
**Distance measures to compare real and ideal quantum processes**(Alexei Gilchrist, Nathan K. Langford, and Michael A. Nielsen) 2004-08-10- Principles of Effective Research 2004-07-27
- Operator monotone and operator convex functions: a survey 2004-06-29
- Bloch's theorem and Bravais lattices 2004-06-10
- Technical notes on linear matrix equations 2004-06-06
**Fault-tolerant quantum computation with cluster states**(Michael A. Nielsen and Christopher M. Dawson) 2004-05-23**Simulating Hamiltonian dynamics using many-qudit Hamiltonians and local unitary control**(Michael J. Bremner, Dave Bacon, and Michael A. Nielsen) 2004-05-20- Unified derivations of measurement-based schemes for quantum computation (Andrew M. Childs, Debbie W. Leung, and Michael A. Nielsen) 2004-04-23
**Interesting problems: The Church-Turing-Deutsch Principle**2004-04-16**Optical quantum computation using cluster states**2004-02-02- Frustration, interaction strength, and ground-state entanglement in complex quantum systems (Christopher M. Dawson and Michael A. Nielsen) 2004-01-12
- The bits that make up the Universe 2004-01-01
- Journal club notes on the cluster-state model of quantum computation 2003-11-29
**Extreme Thinking**2003-09-07- Entanglement, correlations, and the energy gap in many-body quantum systems (Henry L. Haselgrove, Michael A. Nielsen, and Tobias J. Osborne) 2003-08-14
- Lower bounds on the complexity of simulating quantum gates (Andrew M. Childs, Henry L. Haselgrove, and Michael A. Nielsen) 2003-07-25
**Fungible dynamics: There are only two types of entangling multiple-qubit interactions**(Michael J. Bremner, Jennifer L. Dodd, Michael A. Nielsen, and Dave Bacon) 2003-07-21- Practicality of time-optimal two-qubit Hamiltonian simulation (Henry L. Haselgrove, Michael A. Nielsen, and Tobias J. Osborne) 2003-03-11
- Ancilla-assisted quantum process tomography (Joseph B. Altepeter, David Branning, Evan Jeffrey, T. C. Wei, Paul G. Kwiat, Robert T. Thew, Jeremy L. O'Brien, Michael A. Nielsen, Andrew G. White) 2003-03-07
- Quantum states far from the energy eigenstates of any local Hamiltonian (Henry L. Haselgrove, Michael A. Nielsen, and Tobias J. Osborne) 2003-03-04
- Robustness of quantum gates in the presence of noise (Aram W. Harrow and Michael A. Nielsen) 2003-01-21
- Summer School Lectures on Quantum Information and Computation 2003-01-02
**Simple Rules for a Complex Quantum World**2002-11-01**An introduction to majorization and its applications to quantum mechanics (draft of a book)**2002-10-18- Quantum information science and complex quantum systems 2002-10-01
- Quantum dynamics as a physical resource (Michael A. Nielsen, Christopher M. Dawson, Jennifer L. Dodd, Alexei Gilchrist, Duncan Mortimer, Tobias J. Osborne, Michael J. Bremner, Aram W. Harrow, and Andrew Hines) 2002-08-13
- Quantum information science as an approach to complex quantum systems 2002-08-13
- Practical scheme for quantum computation with any two-qubit entangling gate (Michael J. Bremner, Christopher M. Dawson, Jennifer L. Dodd, Alexei Gilchrist, Aram W. Harrow, Duncan Mortimer, Michael A. Nielsen, and Tobias J. Osborne) 2002-07-12
**Universal simulation of Hamiltonian dynamics for quantum systems with finite-dimensional state spaces**(Michael A. Nielsen, Michael J. Bremner, Jennifer L. Dodd, Andrew M. Childs, and Christopher M. Dawson) 2002-05-31- A simple formula for the average gate fidelity of a quantum dynamical operation 2002-05-07
- Entanglement in a simple quantum phase transition (Tobias J. Osborne and Michael A. Nielsen) 2002-02-27
- Entanglement monotone derived from Grover’s algorithm (Ofer Biham, Michael A. Nielsen, and Tobias J. Osborne) 2001-12-17
- A simple operational interpretation of the fidelity (Jennifer L. Dodd and Michael A. Nielsen) 2001-11-08
**Entanglement, quantum phase transitions, and density matrix renormalization**(Tobias J. Osborne and Michael A. Nielsen) 2001-09-05- Quantum computation by measurement and quantum memory 2001-08-06
- ROM-based computation: quantum versus classical (Benjamin C. Travaglione, Michael A. Nielsen, Howard M. Wiseman, and Andris Ambainis) 2001-08-04
- Causal and localizable quantum operations (David Beckman, Daniel Gottesman, Michael A. Nielsen, and John Preskill) 2001-06-14
**Universal quantum computation and simulation using any entangling Hamiltonian and local unitaries**(Jennifer L. Dodd, Michael A. Nielsen, Michael J. Bremner, and Robert T. Thew) 2001-06-12**Majorization and the interconversion of bipartite states**(Michael A. Nielsen and Guifré Vidal) 2001-05-28**Separable states are more disordered globally than locally**(Michael A. Nielsen and Julia Kempe) 2000-11-30- Introduction to quantum information theory 2000-11-15
- Quantum information processing (E. H. Nielsen and M. A. Nielsen) 2000-10-17
- Theory of quantum computation (E. H. Knill and M. A. Nielsen) 2000-10-17
**Quantum Computation and Quantum Information**(Michael A. Nielsen and Isaac L. Chuang) 2000-10-01**Characterizing mixing and measurement in quantum mechanics**2000-08-16- Approximate transformations and robust manipulation of bipartite pure-state entanglement (Guifré Vidal, Daniel Jonathan, and M. A. Nielsen) 1999-10-23
- Probability distributions consistent with a mixed state 1999-09-06
- Continuity bounds for entanglement 1999-08-30
**Conditions for a class of entanglement transformations**1998-11-20**Complete quantum teleportation using nuclear magnetic resonance**(Michael A. Nielsen, Emanuel Knill, and Raymond Laflamme) 1998-11-08**Quantum information theory (PhD dissertation)**1998-08-15- On quantum fidelities and channel capacities (Howard Barnum, Emanuel Knill, and Michael A. Nielsen) 1998-08-04
- Quantum entanglement and the communication complexity of the inner product function (Richard Cleve, Wim van Dam, Michael Nielsen, and Alain Tapp) 1997-08-11
- What makes quantum computers powerful? (The Quantum Computation Collective) 1997-07-10
- Information-theoretic approach to quantum error correction and reversible measurement (M. A. Nielsen, Carlton M. Caves, Benjamin Schumacher, and Howard Barnum) 1997-06-30
- Computable functions, quantum measurements, and quantum dynamics 1997-06-03
- Approximate quantum error correction can lead to better codes (D. W. Leung, M. A. Nielsen, I. L. Chuang, and Y. Yamamoto) 1997-04-02
- Reversible quantum operations and their application to teleportation (M. A. Nielsen and Carlton M. Caves) 1997-04-01
**Programmable Quantum Gate Arrays**(M. A. Nielsen and Isaac L. Chuang) 1997-03-18**Information transmission through a noisy quantum channel**(Howard Barnum, Michael A. Nielsen, and Benjamin Schumacher) 1997-02-26- Prescription for experimental determination of the dynamics of a quantum black box (Isaac L. Chuang and Michael A. Nielsen) 1996-10-01
**Quantum data processing and error correction**(Benjamin Schumacher and M. A. Nielsen) 1996-10-01- Properties of quantum trajectories for counting measurements 1996-08-01
- The entanglement fidelity and quantum error correction 1996-06-13
- Chaos in the quantum measurement record 1995-12-09