Originally Answered: Why is “string theory” not called “the string hypothesis” since it has not yet been proven? Because it is a mathematical theory , not a scientific one. It’s also not just one theory, but an entire class of them.
Is string theory a theory or hypothesis?
String theory is a hypothetical idea that purports to be a theory of everything, able to explain the fundamental microscopic aspects of all of reality, from the forces of nature to the building blocks of all matter. It’s a powerful idea, unfinished and untested, but one that has persisted for decades.
Why the string theory is wrong?
The internal problems of the theory are even more serious after another decade of research. These include the complexity, ugliness and lack of explanatory power of models designed to connect string theory with known phenomena, as well as the continuing failure to come up with a consistent formulation of the theory.
What is better than string theory?
JB: Loop quantum gravity is an alternative to string theory, which in its earliest formulation says that particles are composed of one-dimensional lines or strings of energy. Different particles, in this theory, represent different vibrational patterns in these strings.
Is string theory generally accepted?
Although the theory has been in development for nearly 40 years, it is still not a universally accepted physical paradigm. Supporters of the theory allege that it has brought physics closer to finding a single theory of everything, and that the string paradigm will eventually prove itself to be the correct one.
Why is string theory not scientific?
“Just to argue that [string theory] is not science because it’s not testable at the moment is absurd,” says Gross, who shared a Nobel prize in 2004 for his work on the strong nuclear force, which is well tested in experiments, and has also made important contributions to string theory.
What has replaced string theory?
M-theory is a theory in physics that unifies all consistent versions of superstring theory. Edward Witten first conjectured the existence of such a theory at a string theory conference at the University of Southern California in 1995.
Is M-theory still valid?
It includes each of the string theories in different physical contexts, but is still valid for all of them. This extremely fascinating picture has led most theoretical physicists to believe in M-theory as the theory of everything – it is also more mathematically consistent than other candidate theories.
What is dark matter theory?
The existence of dark matter can be traced back to the pioneering discoveries of Fritz Zwicky and Jan Oort that the motion of galaxies in the Coma cluster, and of nearby stars in our own Galaxy, do not follow the expected motion based on Newton’s law of gravity and the observed visible masses.
Who Solved the string theory?
But after string theory gained prominence in the late 1960s and ’70s, its popularity among theoretical physicists fluctuated, according to a lecture by California Institute of Technology physicist John Schwarz, widely considered one of the founders of string theory.
Has string theory been tested?
And while it’s a potentially powerful idea, which if unlocked would completely revolutionize our understanding of the physical world, it has not ever been directly tested. There have been, however, ways to explore some of the underpinnings and potential consequences of string theory.
What are the 26 dimensions?
The 26 dimensions of Closed Unoriented Bosonic String Theory are interpreted as the 26 dimensions of the traceless Jordan algebra J3(O)o of 3×3 Octonionic matrices, with each of the 3 Octonionic dimenisons of J3(O)o having the following physical interpretation: 4-dimensional physical spacetime plus 4-dimensional …
What is the 11th dimension?
The 11th dimension is a characteristic of space-time that has been proposed as a possible answer to questions that arise in superstring theory. The theory of superstrings involves the existence of nine dimensions of space and one dimension of time (a total of 10 dimensions).
In what dimension does God live?
Originally Answered: If God exists, in which dimension is he? In the 10th dimension, all possibilities are contained. Super strings that vibrate in the 10th dimension are what create the subatomic particles which make up our universe and all other possible universes. It is here where God resides.
What is the 100th dimension?
A 100 dimensional simplex (triangle) has 101 pointy corners and 101 faces (as a 99D simplex), becoming more like a cube. The angle between edges starts off at 60 degrees in 2D, but gets closer to 90 degrees in very high-D. The volume is more evened out than the 100-cube, but still concentrated in the corners.
Can you live in a parallel universe?
Those alternate universes are completely separate and unable to intersect, so while there may be uncountable versions of you living a life that’s slightly — or wildly — different from your life in this world, you’d never know it.
Can a black hole lead to another universe?
Over the years scientists have looked into the possibility that black holes could be wormholes to other galaxies. They may even be, as some have suggested, a path to another universe.
Is there another universe inside a black hole?
Like part of a cosmic Russian doll, our universe may be nested inside a black hole that is itself part of a larger universe. In turn, all the black holes found so far in our universe—from the microscopic to the supermassive—may be doorways into alternate realities.
How do you tell if you’re in a parallel universe?
When you're in a conversation with a group of people. And you say something then someone in the group says the exact.
What are the odds of a parallel universe?
There are far more particles in the universe than 1,000, so the chances for another Earth are not in our favour. Unfortunately, we don’t know if these parallel universes exist. Or at least, we don’t at the moment. Physicists are trying to find ways to test these theories, but it is very difficult.
How can I enter another universe?
Another possible option to travel to the future is based on gravity. According to Einstein's theory gravity slows down time.
What does living in a parallel universe mean?
a realm of existence and experience that is fundamentally different from the one that most humans share; a separate reality: I don’t understand him—I think he lives in a parallel universe. GOOSES.
What are the three types of universes?
There are basically three possible shapes to the Universe; a flat Universe (Euclidean or zero curvature), a spherical or closed Universe (positive curvature) or a hyperbolic or open Universe (negative curvature).
Does the multiverse exist?
Even though certain features of the universe seem to require the existence of a multiverse, nothing has been directly observed that suggests it actually exists.
How many dimensions do we know of?
The world as we know it has three dimensions of space—length, width and depth—and one dimension of time. But there’s the mind-bending possibility that many more dimensions exist out there. According to string theory, one of the leading physics model of the last half century, the universe operates with 10 dimensions.
Do humans see in 3D or 4D?
We are 3D creatures, living in a 3D world but our eyes can show us only two dimensions. The depth that we all think we can see is merely a trick that our brains have learned; a byproduct of evolution putting our eyes on the front of our faces. To prove this, close one eye and try to play tennis.
Do wormholes exist?
Wormholes are shortcuts in spacetime, popular with science fiction authors and movie directors. They’ve never been seen, but according to Einstein’s general theory of relativity, they might exist.
Is time Travelling possible?
General relativity. Time travel to the past is theoretically possible in certain general relativity spacetime geometries that permit traveling faster than the speed of light, such as cosmic strings, traversable wormholes, and Alcubierre drives.
Does the past still exist?
In short, space-time would contain the entire history of reality, with each past, present or future event occupying a clearly determined place in it, from the very beginning and for ever. The past would therefore still exist, just as the future already exists, but somewhere other than where we are now present.
Is time an illusion?
According to theoretical physicist Carlo Rovelli, time is an illusion: our naive perception of its flow doesn’t correspond to physical reality. Indeed, as Rovelli argues in The Order of Time, much more is illusory, including Isaac Newton’s picture of a universally ticking clock.