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Could multiple personality disorder explain life, the universe and everything?

<b>(Courtesy of the Laboratory of Neuro Imaging and Martinos Center for Biomedical Imaging, Consortium of the Human Connectome Project - www.humanconnectomeproject.org, www.loni.usc.edu via AP)</b><p>A new paper argues that “dissociative identity disorder” might help us understand the fundamental nature of …

Consciousness

Five other mysteries that (should) keep physicists awake at night

Scientific American editor Clara Moskowitz has a nice postshowcasing some of the big questions asked by participants at a recent particle physics …

Quantum Mechanics

The Universe Is Not a Simulation, but We Can Now Simulate It

Computer simulations have become so accurate that cosmologists can now use them to study dark matter, supermassive black holes and other mysteries of …

Universe

10 Quantum Truths About Our Universe

From the moment that it was discovered that the macroscopic, classical rules that governed electricity, magnetism and light didn’t necessarily apply …

Quantum Mechanics

Do Our Questions Create the World?

Quantum theorist John Wheeler’s “it from bit” hypothesis anticipated ongoing speculation that consciousness is fundamental to reality

Quantum Physics

This Is Why Physicists Think String Theory Might Be Our 'Theory Of Everything'

It’s one of the most brilliant, controversial and unproven ideas in all of physics: string theory. At the heart of string theory is the thread of an idea that’s run through physics for centuries, that at some fundamental level, all the different forces, particles, interactions and manifestations of …

Quantum Mechanics

Quantum physics may be even spookier than you think

<b>Atom (Sergey Nivens via Shutterstock)</b><p>A new experiment hints at surprising hidden mechanics of quantum superpositions<p>Philip Ball<p>May 27, 2018 6:00pm (UTC)<p>This article was originally published by Scientific American<p>It is the central question in quantum mechanics, and no one knows the answer: What …

Quantum Physics

Questioning Truth, Reality and the Role of Science

In an era when untestable ideas such as the multiverse hold sway, Michela Massimi defends science from those who think it hopelessly unmoored from …

Philosophy

Physicists See Quantum Effects in Photosynthesis

We all probably learned about photosynthesis, how plants turn sunlight into energy, in school. It might seem, therefore, that we figured out this bit …

Quantum Physics

What Counts As A Schrödinger Cat?

“Schrödinger’s Cat” is probably the most infamous thought experiment in the history of <i>gedankenexperimenten</i>. You’ve undoubtedly heard the set-up: a cat is placed in a box with a diabolical device containing a single unstable atom that has a 50% chance of undergoing a radioactive decay in the next …

Quantum Physics

This physicist’s ideas of time will blow your mind

Time feels real to people. But it doesn’t even exist, according to quantum physics. “There is no time variable in the fundamental equations that describe the world,” theoretical physicist Carlo Rovelli tells Quartz.<p>If you met him socially, Rovelli wouldn’t assault you with abstractions and math to …

Equations

Can Integrated Information Theory Explain Consciousness?

Understanding the biology behind consciousness (or self-awareness) is considered by some to be the final frontier of science. And over the last …

The Results of a 100,000-Person Quantum Experiment Seem To Violate Einstein’s Theory of Local Realism

The largest participatory experiment in quantum physics is helping physicists better understand the nature of reality by eliminating free will from the equation.<p>When you close your eyes, you don’t assume that the world is no longer there simply because you can’t see it. Similarly, everything we …

What Does Quantum Physics Actually Tell Us About the World?

<b>WHAT IS REAL?</b> <b><br>The Unfinished Quest for the Meaning of Quantum Physics</b><br>By Adam Becker<br>370 pp. Basic Books. $32.<p>Are atoms real? Of course they are. Everybody believes in atoms, even people who don’t believe in evolution or climate change. If we didn’t have atoms, how could we have atomic bombs? But you …

Quantum Mechanics

A Simple, Non-Quantum Theory of Eternal Consciousness

Which is more fundamental, mind or matter? You would think, in our ultra-materialistic era, that debate would be settled. But a surprising number of …

How to understand Stephen Hawking's final paper. Or at least try

It all started with a Big Bang. But then what?<p>Renowned theoretical astrophysicist Stephen Hawking had been trying to answer that and other questions …

Interpreting Quantum Mechanics Is All About Observers

One of the great things about being asked to speak on unusual topics is that putting together a talk on a subject a little outside of your usual range sometimes leads to looking at familiar topics from a new angle. When you do that, sometimes you notice connections between things that you hadn’t …

Quantum Physics

Hawking's final theory of multi universes

<b>Professor Stephen Hawking's final research paper suggests that our Universe may be one of many that are similar to our own.</b><p>The theory resolves a cosmic paradox of the late professor's own making own making.<p>It also points a way forward for astronomers to find evidence of the existence of parallel …

Don't Be Afraid of the Multiverse

Rumors of science's demise have been greatly exaggerated.<p>Almost anybody who has ever thought deeply about the universe sooner or later wonders if there is more than one of them. Whether a multiplicity of universes—known as a multiverse—actually exists has been a contentious issue since ancient …

Physics

Spooky Experiments Bring Quantum Weirdness to Nearly Macroscopic Scales

Experimenters around the world are trying to harness perhaps the most perplexing property in physics: quantum entanglement, which Einstein called …

Swiss Scientists Perform Massive Test of 80-Year-Old, 'Spooky' Quantum Paradox

A team of Swiss scientists has performed a massive test of one of the strangest paradoxes in quantum mechanics, a huge example of the sort of …

14 of the Most Baffling Mysteries About the Universe

We've learned so much over the centuries, but science still can't definitively answer these surprisingly fundamental questions.<p>If the universe began …

Down the Quantum Rabbit Hole

Anesthesiologist Stuart Hameroff believes tiny structures in our cells called microtubules could explain consciousness. Steve Craft<p>Fellow scientists …

How Do Physics and the Multiverse Explain Coincidences?

Quantum mechanics research has shown us that our micro-worlds behave very differently from what we’re used to in our much larger every day cause and …

If You Thought Quantum Mechanics Was Weird, Check Out Entangled Time

Where the future influences the past.<p>In the summer of 1935, the physicists Albert Einstein and Erwin Schrödinger engaged in a rich, multifaceted and …

'There is no such thing as past or future': physicist Carlo Rovelli on changing how we think about time

How do I know that the usual perception is right, and this is wrong?<p>In the elementary grammar of things, there is no distinction between ‘cause’ and ‘effect’<p>What do we know about time? Language tells us that it “passes”, it moves like a great river, inexorably dragging us with it, and, in the end, …

Albert Einstein

If I Die, Do All My Quantum Selves Die, Too?

We hope you are either very clever or very high for this oneThe reality you think you’re living in isn’t what you think it is.That’s according to …

Quantum Mechanics

Do Quantum Machines Roam the Universe?

I have a confession of the likes that really only a scientist can make: Until recently I had a poor grasp of the principles of quantum computing. I …

Are We Quantum Computers?

Much has been made of quantum computing processes using ultracold atoms and ions, superconducting junctions and defects in diamonds, but could we be …

The Weirdest Thing About Quantum Physics

My post the other day about how classical rules emerge from quantum ones was spinning off from an NPR post by Adam Becker on quantum reality. The idea of the post is also based on something I’d been thinking about recently, in the process of revising my forthcoming book on quantum physics (due out …