Celebrating 10 Years of FQXi with Our Most Popular Content From the Past Decade

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BREAKING NEWS



Quantum Properties of Spacetime
May 29, 2020
FQXi's Francesca Vidotto talks in-depth to JSTOR Daily about feminist epistemology, white holes, string theory, and her book (with Carlo Rovelli) on loop quantum gravity.

Gravity Winners
May 29, 2020
The winners of the Gravity Research Foundation essay contest have been announced. Congrats to our members who have won prizes: Eduardo Guendelman (for "Lorentzian Quintessential Inflation" with David Benisty), Craig Hogan (for "Cosmological Constant in Coherent Quantum Gravity"), Thanu Padmanabhan (for "Principle of Equivalence at Planck Scales and the Zero-Point-Length of Spacetime"), and Maulik Parikh & Frank Wilczek (first prize for "The Noise of Gravitons" with George Zhariade).

INSPYRE!
Mar 23, 2020
FQXi is proud to support INSPYRE 2020, “The Hitchhiker’s Guide to the…Universe’”, which is dedicated to the hottest topics from particle physics to cosmology. This year lectures (in English) are online from 30th March to 3rd April. Open to all, especially students & teachers! The course is organised by FQXi's Catalina Oana Curceanu, senior researcher at the National Laboratory of Frascati (LNF), and you can read more here.



 
NEW IN BLOGS

A tensor network approach to an AdS/QCFT...
By JENS EISERT
A tensor network approach to an AdS/QCFT correspondence": A talk held at "Tensor Networks: from Simulations to Holography III" (Perimeter Institute, November 16, 2020 - November 20, 2020).



Abstract: AdS/CFT endows gravity in anti-de...

Quantum Machine Learning by Jens Eisert
By JENS EISERT
This is a recording of a talk held in Erlangen on occasion of the conference on "Machine Learning for Quantum Technology" in May 2019.



Keywords: #IAF #Information_As_Fuel #Eisert #Quantum_Technology #Quantum ...

How does an Isolated Quantum System Relax by Jörg...
By JOSH HOFFMAN
Jörg Schmiedmayer (Physics, Vienna University of Technology) How does an Isolated Quantum System Relax

https://www.youtube.com/embed/UVFSr4hLsU0

Keywords: #IAF #Information_As_Fuel #Schmiedmayer #Quantum ...




NEW PODCAST EPISODES
2021: The Year in Physics Review Part 3. FQXi's annual countdown of the physics highlights concludes, with quantum physicist Ian Durham.
2021: Year in Physics Review Part 2. Our rundown of the physics highlights of the year continues, with quantum physicist Ian Durham.
2021: Year in Physics Review Part 1. Beginning our countdown of the biggest and best stories in physics, with quantum physicist Ian Durham.



Most Recent:

"Why a little bit of causal structure is necessary... even for functionalists"

Larissa Albantakis

"Collapse and the closure of the physical"

Kobi Kremnitzer

"A no-go theorem for the closure of the physical"

Johannes Kleiner




FORUM UPDATES

Ultimate Reality
The Nature of Time
By ZEEYA MERALI
I'm opening up this thread, following requests from users, as a place to discuss general questions and ideas about the nature of time.

Enjoy!

High Energy Physics
Anatomy of spacetime and possible origins of...
By JOE SCHINDLER
Thank you to Dr. Kwan Chiang for suggesting a discussion of their recent paper Anatomy of spacetime and possible origins of internal symmetry and all particle quantum numbers which was published in Physics Essays in...

Undecidability, Uncomputability, and Unpredictability Essay Contest (2019-2020)
Consciousness as Foundation of the Physical World...
By DR NARAYAN KUMAR BHADRA
Essay Abstract

All animate and inanimate bodies are developed or expanded or unfolded in the similar manner. We found several lives like humans, other animals and also plants in our Earth having distinct identities and with some common...

 
NEW ARTICLES


Good Vibrations
By COLIN STUART • Sep 27, 2021
Microbead 'motor' exploits natural fluctuations for power.
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Discuss this article in the FQXi Community Forum (4 posts)

Reconstructing Physics
By MIRIAM FRANKEL • Sep 24, 2021
New photon experiment gives new meta-framework, 'constructor theory,' a boost.
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Discuss this article in the FQXi Community Forum (11 posts)

The Quantum Engineer: Q&A with Alexia Auffèves
By MIRIAM FRANKEL • Sep 22, 2021
Experiments seek to use quantum observations as fuel to power mini motors.
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Discuss this article in the FQXi Community Forum (0 posts)

The Quantum Clock-Maker Investigating COVID-19, Causality, and the Trouble with AI
By NICOLA JONES • Jun 23, 2021
Sally Shrapnel, a quantum physicist and medical practitioner, on her experiments into cause-and-effect that could help us understand time’s arrow—and build better healthcare algorithms.
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Discuss this article in the FQXi Community Forum (83 posts)

Connect the Quantum Dots for a New Kind of Fuel
By COLIN STUART • Jun 20, 2021
'Artificial atoms' allow physicists to manipulate individual electrons—and could help to reduce energy wastage in electronic devices.
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Discuss this article in the FQXi Community Forum (1 post)

Can Choices Curve Spacetime?
By SOPHIE HEBDEN • Mar 16, 2021
Two teams are developing ways to detect quantum-gravitational effects in the lab.
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Discuss this article in the FQXi Community Forum (24 posts)

The Quantum Engine That Simultaneously Heats and Cools
By COLIN STUART • Mar 1, 2021
Tiny device could help boost quantum electronics.
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Discuss this article in the FQXi Community Forum (3 posts)

The Quantum Refrigerator
By NICOLA JONES • Feb 9, 2021
A tiny cooling device could help rewrite the thermodynamic rule book for quantum machines.
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Discuss this article in the FQXi Community Forum (2 posts)

Time to Think
By JOHN FARRELL • Sep 17, 2020
Philosopher Jenann Ismael invokes the thermodynamic arrow of time to explain how human intelligence emerged through culture.
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Discuss this article in the FQXi Community Forum (9 posts)

Lockdown Lab Life
By COLIN STUART • Jun 19, 2020
Grounded physicists are exploring the use of online and virtual-reality conferencing, and AI-controlled experiments, to maintain social distancing. Post-pandemic, these positive innovations could make science more accessible and environmentally-friendly.
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Discuss this article in the FQXi Community Forum (4 posts)

Is Causality Fundamental?
By BRENDAN FOSTER • Jun 18, 2020
Untangling how the human perception of cause-and-effect might arise from quantum physics, may help us understand the limits and the potential of AI.
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Discuss this article in the FQXi Community Forum (119 posts)

Building Agency in the Biology Lab
By MIRIAM FRANKEL • Apr 10, 2020
Physicists are using optogenetics techniques to make a rudimentary agent, from cellular components, which can convert measurements into actions using light.
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Discuss this article in the FQXi Community Forum (3 posts)

Think Quantum to Build Better AI
By COLIN STUART • Mar 6, 2020
Investigating how quantum memory storage could aid machine learning and how quantum interactions with the environment may have played a role in evolution.
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Discuss this article in the FQXi Community Forum (5 posts)

Outside the Box
By COLIN STUART • Mar 5, 2020
A proposed quantum set-up that could predict your game-playing strategy resurrects Newcomb’s classic quiz show paradox.
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Discuss this article in the FQXi Community Forum (13 posts)

The Quantum Agent
By NICOLA JONES • Feb 11, 2020
Investigating how the quantum measurement process might be related to the emergence of intelligence, agency and free will.
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Discuss this article in the FQXi Community Forum (18 posts)

First Things First: The Physics of Causality
By KATE BECKER • Jul 16, 2019
Why do we remember the past and not the future? Untangling the connections between cause and effect, choice, and entropy.
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Discuss this article in the FQXi Community Forum (199 posts)

Can Time Be Saved From Physics?
By JOHN FARRELL • Apr 27, 2019
Philosophers, physicists and neuroscientists discuss how our sense of time’s flow might arise through our interactions with external stimuli—despite suggestions from Einstein's relativity that our perception of the passage of time is an illusion.
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Discuss this article in the FQXi Community Forum (146 posts)


 
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