Physical reality of string theory demonstrated
String theory has come under fire in recent years. Promises have been made that have not been lived up to. Leiden (The Netherlands) theoretical physicists have now for the first time used string theory...
View ArticleVanquishing infinity: Old methods lead to a new approach to finding a quantum...
Quantum mechanics and Einstein's theory of general relativity are both extremely accurate theories of how the universe works, but all attempts to combine the two into a unified theory have ended in...
View ArticleA line on string theory
(PhysOrg.com) -- A Harvard theoretical physicist has discussed with scientists at the Large Hadron Collider in Switzerland the possibility that they may discover a theorized "stau" particle, with a...
View ArticleResearch concludes there is no 'simple theory of everything' inside the...
The "exceptionally simple theory of everything," proposed by a surfing physicist in 2007, does not hold water, says Emory University mathematician Skip Garibaldi.
View ArticleEinstein equations indicate possibility of black hole formation at the LHC
(PhysOrg.com) -- One of the concerns that has been voiced about the Large Hadron Collider (LHC), is that it could result in the formation of black holes that could destroy the world. While most...
View ArticlePhysicists use offshoot of string theory to describe puzzling behavior of...
(PhysOrg.com) -- Physicists are divided on whether string theory is a viable theory of everything, but many agree that it offers a new way to look at physical phenomena that have otherwise proven...
View ArticleNew study suggests researchers can now test the 'theory of everything'
(PhysOrg.com) -- Researchers describe how to carry out the first experimental test of string theory in a paper published tomorrow in Physical Review Letters.
View ArticleSimple beauties of math: Harvard professor views nature itself through...
Shing-Tung Yau sees a beautiful universe around him, crafted by nature into the shapes and forms we see every day. Mathematics describes those shapes and forms, the discipline of geometry in...
View ArticleCracks in the Universe: Physicists are searching for the fingerprints of...
Physicists are hot on the trail of one of strangest theorized structures in the universe. A team of researchers have announced what they think are the first indirect observations of ancient cosmic...
View ArticleFahrenheit -459: Neutron stars and string theory in a lab
(PhysOrg.com) -- Using lasers to contain some ultra-chilled atoms, a team of scientists has measured the viscosity or stickiness of a gas often considered to be the sixth state of matter. The...
View ArticleBuckyballs... throwing astronomers a curve
When I first heard about buckyballs a couple of decades ago, I had nothing but the deepest respect for anyone who understood abstract ideas like string theory and branes. After all, how often were you...
View ArticleAn elegant multiverse? Professor Brian Greene considers the possibilities
You might think its hard to have a conversation with theoretical physicist Brian Greene. His research specialty is superstring theory, the hypothesis that everything in the universe is made up of...
View ArticleString theory researchers simulate big-bang on supercomputer
(PhysOrg.com) -- A trio of Japanese physicists have applied a reformulation of string theory, called IIB, whereby matrices are used to describe the properties of the physical universe, on a...
View ArticleThe perfect liquid -- now even more perfect
Ultra hot quark-gluon-plasma, generated by heavy-ion collisions in particle accelerators, is supposed to be the "most perfect fluid" in the world. Previous theories imposed a limit on how "liquid"...
View ArticleIn the early universe, rapid expansion or something very weird
(PhysOrg.com) -- The widely-accepted theory of cosmic inflation states that our universe expanded rapidly in the moments after its birth, resulting in the immense expanse we see today.
View ArticleNew knowledge about the remarkable properties of black holes
Black holes are surrounded by many mysteries, but now researchers from the Niels Bohr Institute, among others, have come up with new groundbreaking theories that can explain several of their...
View ArticleHiggs evidence mounts one year on, so too the suspense
A year since the discovery of a subatomic particle set the science world aflutter, evidence is mounting it may be the elusive Higgs boson even as researchers warn the suspense is far from over.
View ArticleNew work gives credence to theory of universe as a hologram
(Phys.org) —In publishing a story regarding work reported by Japanese physicists last month, Nature News has set off a bit of a tabloid firestorm by describing an obscure bit of physics theory as "the...
View ArticleScientists find a practical test for string theory
(Phys.org) —Scientists at Towson University in Towson, Maryland, have identified a practical, yet overlooked, test of string theory based on the motions of planets, moons and asteroids, reminiscent of...
View ArticleCosmologists probe beyond the Big Bang
A long tradition of cosmology research in Cornell's College of Arts and Sciences has given birth to a vigorous effort by a new generation of cosmologists to understand the Cosmic Microwave Background...
View ArticleString field theory could be the foundation of quantum mechanics
Two USC researchers have proposed a link between string field theory and quantum mechanics that could open the door to using string field theory—or a broader version of it, called M-theory—as the basis...
View ArticleStrings attached to future high temperature superconductivity
The behaviour of strongly correlated electron systems, such as high temperature superconductors, defies explanation in the language of ordinary quantum theory. A seemingly unrelated area of physics,...
View ArticleDetection of mini black holes at the LHC could indicate parallel universes in...
(Phys.org)—The possibility that other universes exist beyond our own universe is tantalizing, but seems nearly impossible to test. Now a group of physicists has suggested that the Large Hadron Collider...
View ArticleBest of Last Week – Testing for extra dimensions, solving the riddle of life...
It was another good week for physics as a trio of physicists suggested that if scientists are someday able to detect mini black holes at the LHC, at certain energy levels, it could indicate the...
View ArticleWhat's on the surface of a black hole? Not 'firewall'—and nature of universe...
Are black holes the ruthless killers we've made them out to be?
View ArticleAfter 100 years, Einstein's theory stands test of time
Albert Einstein's general theory of relativity is about to celebrate its 100th anniversary, and his revolutionary hypothesis has withstood the test of time, despite numerous expert attempts to find flaws.
View ArticleThe universe as we know it
Sitting in a small French bistro across from Pershing Square in downtown Los Angeles, Clifford Johnson held the pumpkin-hued drinking straw parallel to the table.
View ArticleSLAC theorist explains quantum gravity
Our world is ruled by four fundamental forces: the gravitational pull of massive objects, the electromagnetic interaction between electric charges, the strong nuclear interaction holding atomic nuclei...
View ArticleStepping beyond our 3-D world
Since the dawn of time, humans have endeavoured to unravel the laws governing the physical world around us. Over centuries we have tried to discover a Theory of Everything.
View ArticleHints of extra dimensions in gravitational waves?
Researchers from the Max Planck Institute for Gravitational Physics (Albert Einstein Institute/AEI) in Potsdam found that hidden dimensions – as predicted by string theory – could influence...
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