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What If Scientists Already PROVED We’re In A Simulation?| Truth By Lisa Randall

If Scientists Already PROVED We’re In A Simulation?
Bell’s theorem. Maldacena’s holographic proof. Wheeler’s participatory universe.
Three independent bodies of peer-reviewed physics — all pointing at the same unsettling answer.
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Bell’s theorem. Maldacena’s holographic proof. Wheeler’s participatory universe.
Three independent bodies of peer-reviewed physics — all pointing at the same unsettling answer.
What if the simulation hypothesis isn’t a thought experiment? What if the physics we already have — quantum entanglement, the holographic principle, the measurement problem — is the proof?
In this video, Harvard theoretical physicist Lisa Randall walks through the three experiments and mathematical proofs that, taken together, describe a universe that functions in every measurable way like a simulation. Not as metaphor. As structure.
We cover:
→ Alain Aspect’s 1982 Bell test experiment and what it actually proved about local reality.
→ The Bekenstein-Hawking holographic bound — why information scales with surface area, not volume.
→ Maldacena’s AdS/CFT correspondence — the proof that a 3D universe is dual to a 2D information system.
→ Wheeler’s delayed choice experiment and the participatory universe.
→ What the fine-tuning problem looks like inside a simulation framework.
→ Why you — the observer — are not peripheral to the physics. You are part of the mechanism.
This is Episode 1 of The Proof Series — a weekly deep-dive into peer-reviewed science that challenges everything you think you know about reality.
New episode every Thursday.
— Lisa Randall is a theoretical physicist and professor at Harvard University, author of Warped Passages and Dark Matter and the Dinosaurs, and one of the most cited physicists alive.
#SimulationTheory #QuantumPhysics #HolographicUniverse.
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00:00 — The proof nobody is talking about.
01:10 — What \

This Giant Ring In Space Poses A Massive Problem For Cosmology

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Scientists say that they’ve just detected a massive cloud of gas some 3 billion lightyears in diameter, floating in space roughly 7 billion light years away from us. This is pretty cool, but the problem is that our current models of the universe say that it (and other massive structures like it) just shouldn’t exist. Let’s take a look.

Paper: https://arxiv.org/abs/2604.

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NIH-funded study suggests that testosterone suppresses brain tumor growth in males

Findings may warrant exploration of the hormones as glioblastoma treatment.

In a new National Institutes of Health (NIH)-funded study, scientists at Cleveland Clinic discovered that hormones associated with male development may play a key role in limiting the growth of brain tumors in men. The research team found that the loss of androgen hormones, such as testosterone, in a preclinical model of glioblastoma drove tumor growth by inducing local inflammation and triggering the production of stress hormones. In an analysis of data from more than 1,300 men with glioblastoma, the authors found that supplemental testosterone was significantly associated with improved survival, which was consistent with their preclinical experiments.

“This outcome is a welcome surprise and may potentially offer a lead for new treatments for a kind of cancer that is deadlier in men,” said Anthony Letai, M.D., Ph.D., director of NIH’s National Cancer Institute (NCI).

Zoltan Istvan: The Transhumanist Wager Is A Choice We’ll All Have To Make

Thirteen years ago, I sat down with a writer who had just published his first novel.

It was Zoltan Istvan’s very first media interview as a book author.

The book was The Transhumanist Wager. The question behind it was simple and almost unbearable: what would you do, and what would you give up, to live forever?

I loved half of it. I argued with the other half. That tension is exactly why I think it still matters.

Zoltan built his story out of Plato and Nietzsche, out of Thomas More’s Utopia and Zen Buddhism, then wrapped it all in an Atlas Shrugged plot of lone heroes and evil states. The philosophy is sophisticated. The framing is stark. The contradictions are not a flaw. They are the point.

One line from our conversation has stayed with me for more than a decade:

Scientists found a giant magnetic “twist” hidden inside the Milky Way

A hidden magnetic twist inside the Milky Way may rewrite what scientists know about how our galaxy is held together. Astronomers have uncovered a strange magnetic “flip” hidden inside the Milky Way. Using a new radio telescope, researchers mapped the galaxy’s magnetic field in unprecedented detail and discovered that a mysterious reversal in the Sagittarius Arm cuts diagonally across space. The finding could reshape how scientists understand the structure and future evolution of our galaxy.

For hundreds of years, astronomers have studied the night sky in an effort to understand the forces shaping the universe. One of the most important, yet invisible, forces inside the Milky Way is its magnetic field. Now, researchers at the University of Calgary are producing one of the clearest views yet of that hidden structure.

“Without a magnetic field, the galaxy would collapse in on itself due to gravity,” says Brown, a professor in the Department of Physics and Astronomy at the University of Calgary.

AI system automates scientific software design, outperforming human-written code in key benchmarks

A research team at Google co-led by Michael Brenner, Catalyst Professor of Applied Mathematics and Physics at the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) and Google research scientist, has produced a new artificial intelligence system that can automatically write scientific software programs that surpass the performance of human-written programs. The paper is published in the journal Nature.

How the ERA system came together The system is called Empirical Research Assistance (ERA), and the project was co-led by Brenner and Shibl Mourad from Google DeepMind. Harvard Ph.D. students Qian-Ze Zhu, Ryan Krueger, and Sarah Martinson contributed as Google student researchers while working in Brenner’s group. The research was done in Brenner’s capacity as a Catalyst Professor, a position established by the University to enhance relationships between academia and the private sector by supporting senior faculty in research roles at external companies.

Across modern science, customized software is constantly used to test specific hypotheses or interpret complex data. The authors refer to this type of computer program as “empirical software”—a program whose sole purpose is to maximize how well it does on a scientific task, like making weather predictions or forecasting hospitalizations during a disease outbreak. Any problem that can be expressed as a numerical value—its “score”—is called a scorable task.

Building a hill-climbing machine: Launching seven new MAI models

The title’s “hill-climbing machine” refers to Microsoft’s iterative, scientifically rigorous engineering framework. By tightly linking clean data pipelines, specialized training infrastructure, and reinforcement learning environments, they have created an optimization loop designed to steadily “climb” toward higher capabilities as compute scales.


Today we are announcing a family of seven new models developed in-house at Microsoft AI. Beyond these models, we’re building a superintelligence lab – a system and an approach we believe will define the next phase of AI.

This is an extraordinary time in technology. The compute used to train frontier models has increased by a factor of one trillion. Now we expect another thousand-fold increase over the next three years, which in turn means more advanced capabilities, and the continued rollout of ever more effective AI.

This epic compute ramp will change the nature of work, business and daily life. We all have to prepare for this reality. Our job at MAI is to help you do this – to push the frontier, and to build a hill-climbing machine to keep you at the frontier.

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