Last update New research signals big future for quantum radar, Feb 26, 2015
A prototype quantum radar that has the potential to detect objects which are invisible to conventional systems has been developed by an international research team led by a quantum information scientist at the University ...
Feb 26, 2015
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Physicists at Yale University have observed a new form of quantum friction that could serve as a basis for robust information storage in quantum computers in the future. The researchers are building upon ...
Feb 26, 2015
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Quantum mechanics is often described as "weird" and "strange" because it abandons many of the intuitive traits of classical physics. For example, the ideas that the world is objective, is deterministic, and ...
Feb 23, 2015
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Considering that one cubic centimetre of matter already contains about 1019 to 1023 particles, it is hard to imagine that physicists nowadays can prepare ensembles comprising only some hundred, or even just ...
Feb 23, 2015
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Communication security and metrology could be enhanced through a study of the role of quantum correlations in the distinguishability of physical processes, by researchers at the Universities of Strathclyde ...
Feb 13, 2015
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Scientists used supercomputers to find a new class of materials that possess an exotic state of matter known as the quantum spin Hall effect. The researchers published their results in the journal Science in Dec ...
Feb 12, 2015
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It's a century-old debate: what is the meaning of the wave function, the central object of quantum mechanics? Is Schrödinger's cat really dead and alive? ...
Feb 12, 2015
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Many challenges lie ahead before quantum annealing, the analogue version of quantum computation, contributes to solve combinatorial optimization problems.
Feb 12, 2015
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A new experiment conducted at the University of California at Berkeley used quantum information techniques for a precision test of a cornerstone principle of physics, namely Lorentz invariance. This precept ...
Feb 11, 2015
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(Phys.org) —The universe may have existed forever, according to a new model that applies quantum correction terms to complement Einstein's theory of general relativity. The model may also account for dark ...
Feb 09, 2015
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New research from UCL and the Universities of Gdansk, Singapore, and Delft has uncovered additional second laws of thermodynamics which complement the ordinary second law of thermodynamics, one of the most ...
Feb 09, 2015
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We are so used to murder mysteries that we don't even notice how mystery authors play with time. Typically the murder occurs well before the midpoint of the book, but there is an information blackout at that ...
Feb 09, 2015
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Most quantum physics research to date has used particles such as atoms and electrons to observe quantum mechanical behaviour. Professor Mika Sillanpää of Aalto University is now working in the relatively new field of using ...
Feb 06, 2015
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Proteins are the building blocks of all living things, and they exist in virtually unlimited varieties, most of whose highly complex structures have not yet been determined. Those structures could be key ...
Feb 06, 2015
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Decades of data security research have brought us highly reliable, standardized tools for common tasks such as digital signatures and encryption. But hackers are constantly working to crack data security ...
Feb 05, 2015
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Schrödinger's cat highlights a long-standing dilemma in quantum mechanics: is the cat really alive and dead, or is the weirdness just in our head?
Feb 03, 2015
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Quantum computers are experimental devices that promise exponential speedups on some computational problems. Where a bit in a classical computer can represent either a 0 or a 1, a quantum bit, or qubit, can ...
Jan 30, 2015
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Physicists often work unusual hours. You will find them running experiments at 4am and 10pm. This is because, so long as the pertinent conditions inside a lab – such as temperature or light level – are ...
Jan 29, 2015
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Ever since Einstein proposed his special theory of relativity in 1905, physics and cosmology have been based on the assumption that space looks the same in all directions - that it's not squeezed in one direction ...
Jan 28, 2015
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The idea of computing systems based on controlling atomic spins just got a boost from new research performed at the Massachusetts Institute of Technology (MIT) and the U.S. Department of Energy's (DOE) Brookhaven ...
Jan 28, 2015
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(Phys.org)—Like Einstein, the philosopher Karl Popper was a realist who was deeply bothered by some of the odd implications of quantum mechanics. Both Popper and Einstein disliked the idea in Heisenberg's ...
Jan 27, 2015
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A possible means of observing an exotic quantum effect that imparts mass to a normally massless particle has been proposed by researchers from the RIKEN Center for Emergent Matter Science.
Jan 23, 2015
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University of California, Berkeley, scientists have proved a fundamental relationship between energy and time that sets a "quantum speed limit" on processes ranging from quantum computing and tunneling to ...
Jan 22, 2015
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University of Chicago scientists have experimentally observed for the first time a phenomenon in ultracold, three-atom molecules predicted by Russian theoretical physicist Vitaly Efimov in 1970.
Jan 22, 2015
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Can a penalty kick simultaneously score a goal and miss? For very small objects, at least, this is possible: according to the predictions of quantum mechanics, microscopic objects can take different paths ...
Jan 20, 2015
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Physicists at the University of Sussex have tamed one of the most counterintuitive phenomena of modern science in their quest to develop a new generation of machines capable of revolutionizing the way we ...
Researchers at Leiden University, the Netherlands, showed that certain crystal defects in mechanical metamaterials can harbour topologically protected motions. These mechanical states are analogues of protected ...
An international team, including researchers from Swinburne University of Technology, has demonstrated that the 1935 Einstein-Podolsky-Rosen (EPR) quantum mechanics paradox may be extended to more than two ...
A quantum network requires efficient interfaces over which information can be transferred from matter to light and back. In the current issue of Physical Review Letters, Innsbruck physicists led by Rainer ...
(Phys.org)—Researchers have demonstrated a new way to enhance the emission of single photons by using "hyperbolic metamaterials," a step toward creating devices in work aimed at developing quantum computers ...
Hyperloop construction will occur next year with the first full-scale track. Hyperloop Transportation Technologies announced it plans to start building a five-mile track in central California in 2016. Consider ...
(AP)—The yearlong search for Malaysia Airlines Flight 370 has turned up no sign of the plane, but that doesn't mean it's been unproductive. It has yielded lessons and discoveries that could benefit millions, ...
(AP)—Small SUVs for families and powerful sports cars for the rich are the big things this year at the Geneva International Motor Show this year. Environmentally correct electrics and hybrids, not so much—thanks ...
(AP)—Shuttle drivers who ferry tech workers between Silicon Valley and San Francisco have voted for union representation.
An innovative interventional radiology treatment has been found to offer chronic migraine sufferers sustained relief of their headaches, according to research being presented at the Society of Interventional Radiology's Annual ...
(AP)—Myanmar's forestry department has captured a rare white elephant in the jungles of the country's western Ayeyarwaddy region, an official said Sunday.
Patients suffering from chronic plantar fasciitis now have a new weapon against this debilitating foot ailment, according to research presented at the Society of Interventional Radiology's Annual Scientific Meeting. Researchers ...
Researchers are challenging conventional beliefs about the effectiveness of traditional strategies for encouraging healthy eating. The symposium, "Challenging Misconceptions About the Psychology of Food Choice," includes ...
Is there such a thing as cat-centric music, which is pleasing music to cats' ears?
A new type of methane-based, oxygen-free life form that can metabolize and reproduce similar to life on Earth has been modeled by a team of Cornell University researchers.
A team of researchers has built an array of light detectors sensitive enough to register the arrival of individual light particles, or photons, and mounted them on a silicon optical chip. Such arrays are ...
Physicists developing a prototype quantum hard drive have improved storage time by a factor of more than 100.
Research conducted at Griffith University in Queensland, Australia, may lead to greatly improved security of information transfer over the internet.
The Hall effect, discovered in 1879, is observable when a Hall voltage perpendicular to the current is produced across a conductor under a magnetic field. Although the Hall effect was discovered in a sheet ...
In the quantum world, the famous Heisenberg uncertainty principle bounds the product of the variances of two incompatible observables such as the position and the momentum of a particle by the Planck constant. Heisenberg, ...
Ultracold atomic gases have been widely considered as ideal platforms for quantum simulation. Thanks to the clean environment and the highly tunable parameters in these systems, many interesting physical ...
In the race to design the world's first universal quantum computer, a special kind of diamond defect called a nitrogen vacancy (NV) center is playing a big role. NV centers consist of a nitrogen atom and ...
Prospects of developing computing and communication technologies based on quantum properties of light and matter may have taken a major step forward thanks to research by City College of New York physicists ...
If you're younger than 30, you've never experienced a month in which the average surface temperature of the Earth was below average.
For several years, aerospace engineer Willie Wei-Hock Soon, with the Harvard-Smithsonian Center for Astrophysics (CfA) has been a well known figure in the debate regarding the cause of global warming. While ...
A trio of astrophysicists has found that differences between observational data and solutions brought about through mathematics regarding the mechanism involved in heat transfer from the suns center to its ...
Scientists have observed an increase in carbon dioxide's greenhouse effect at the Earth's surface for the first time. The researchers, led by scientists from the US Department of Energy's Lawrence Berkeley ...
(AP)—The Islamic State group released a video on Thursday showing militants using sledgehammers to smash ancient artifacts in Iraq's northern city of Mosul, describing the relics as idols that must be removed.
Deep public divisions over climate change are unrelated to differences in how well ordinary citizens understand scientific evidence on global warming. Indeed, members of the public who score the highest on a climate-science ...
Discussing the relationship between science and faith, rather than avoiding the discussion, may better prepare future high school biology teachers for anticipating questions about evolution, according to Penn State political ...
Scientists have discovered the brightest quasar in the early universe, powered by the most massive black hole yet known at that time. The international team led by astronomers from Peking University in China ...
Most of the laws of nature treat particles and antiparticles equally, but stars and planets are made of particles, or matter, and not antiparticles, or antimatter. That asymmetry, which favors matter to a very small degree, ...
The recent slowdown in climate warming is due, at least in part, to natural oscillations in the climate, according to a team of climate scientists, who add that these oscillations represent variability internal to the climate ...
(AP)—From the ground in this extreme northern part of Antarctica, spectacularly white and blinding ice seems to extend forever. What can't be seen is the battle raging underfoot to re-shape Earth.
A team of climate scientists, including Professor Mat Collins from the University of Exeter, have investigated the role of internal variability in the Earth's climate system in these periods of slow warming.
Sea levels from New York to Newfoundland jumped up about four inches in 2009 and 2010 because ocean circulation changed, a University of Arizona-led team reports in an upcoming issue of Nature Communications.
If you've read your share of sci-fi, and I know you have, you've read stories about another Earth-sized planet orbiting on the other side of the Solar System, blocked by the Sun. Could it really be there?
Sergio Canavero of the Turin Advanced Neuromodulation Group has made it known that he intends to announce at this summer's American Academy of Neurological and Orthopedic Surgeons meeting, that he believes ...
At least seven newly created mysterious craters have now been officially discovered in Siberia, though satellite imagery suggests there may be as many as 20. The discovery of the first three last year caused a small media stor ...
Quantum computers will someday perform calculations impossible for conventional digital computers. But for that to happen, the core quantum information must be preserved against contamination from the environment. ...
Here's a nice surprise: quantum physics is less complicated than we thought. An international team of researchers has proved that two peculiar features of the quantum world previously considered distinct ...
(Phys.org)—How secure is completely secure? In the world of secure communication, a scheme may be completely secure until it's not—that is, until an attack is proposed that reveals a weak spot in the ...
A team of researchers from the University of California, San Diego have demonstrated a way to emit and control quantum light generated using a chip made from silicon—one of the most widely used materials ...
Integrating optics and electronics into systems such as fiber-optic data links has revolutionized how we transmit information. A second revolution awaits as researchers seek to develop chips in which individual ...
A team of space researchers working with data from the VLT in Chile has found via measuring the spectrum of a distant quasar by analyzing absorption lines in a galaxy in front of it, that there was no measurable ...
The tunable laser spectrometer in the SAM (Sample Analysis at Mars) instrument of the Curiosity robot has unequivocally detected an episodic increase in the concentration of methane in Mars' atmosphere after ...
We all know and love the moon. We're so assured that we only have one that we don't even give it a specific name. It is the brightest object in the night sky, and amateur astronomers take great delight in ...
Dwarf planet Ceres continues to puzzle scientists as NASA's Dawn spacecraft gets closer to being captured into orbit around the object. The latest images from Dawn, taken nearly 29,000 miles (46,000 kilometers) ...
Cosmologists are intellectual time travelers. Looking back over billions of years, these scientists are able to trace the evolution of our Universe in astonishing detail. 13.8 billion years ago, the Big Bang ...
If I scratch your back and you scratch mine, then we're both better off as a result – so goes the principle of reciprocity, one of the most popular explanations for how co-operative behaviour has evolved. ...
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