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mathematicians propose alternative explanation for cosmic acceleration Mathematicians Propose Alternative Explanation for Cosmic Acceleration
ASTRO WATCH Three mathematicians have a different explanation for the accelerating expansion of the universe that does without theories of “dark energy.” Einstein’s original... 2 days
Civil engineer patents integrated sensor and algorithm to monitor stiffness in soils
PHYS.ORG Anand Puppala, associate dean for research in the College of Engineering at The University of Texas at Arlington and a civil engineering professor, recently... 2 days
Can math predict what you'll do next?
PHYS.ORG Good scientists are not only able to uncover patterns in the things they study, but to use this information to predict the future. 3 days
Study analyzes the peculiar cranial anatomy of howler monkeys
PHYS.ORG Emiliano Bruner, of the Paleoneurobiology Group of the Centro Nacional de Investigación sobre la Evolución Humana (CENIEH), has just published an article in the American Journal of Primatology, which analyzes... 3 days
A not-quite-random walk demystifies the algorithm
PHYS.ORG The algorithm is having a cultural moment. Originally a math and computer science term, algorithms are now used to account for everything from military drone strikes and financial market forecasts to Google search results. 3 days
The peculiar cranial anatomy of howler monkeys
SCIENCE DAILY A new study analyzes the peculiar cranial structure and variability of the best-known species of South American howler monkey, Alouatta seniculus, using geometric models in three dimensions and multivariate statistics. 3 days
Anomalous spin correlations and excitonic instability of interacting 2D Weyl fermions
Science Magazine The Coulomb interaction in systems of quasi-relativistic massless electrons has an unscreened long-range component at variance with conventional correlated metals. We used nuclear magnetic resonance (NMR)... 3 days
Disorder-induced optical transition from spin Hall to random Rashba effect
Science Magazine Disordered structures give rise to intriguing phenomena owing to the complex nature of their interaction with light. We report on photonic spin-symmetry breaking and unexpected spin-optical transport phenomena... 3 days
Purcell effect for active tuning of light scattering from semiconductor optical antennas
Science Magazine Subwavelength, high–refractive index semiconductor nanostructures support optical resonances that endow them with valuable antenna functions. Control over the intrinsic properties, including their complex refractive... 3 days
Doing without dark energy
SCIENCE DAILY Three mathematicians have a different explanation for the accelerating expansion of the universe that does without theories of 'dark energy.' Einstein's original equations for General Relativity actually predict cosmic acceleration due to an 'instability,' they argue in a new paper. 3 days
Bacterial control mechanism for adjusting to changing conditions
SCIENCE DAILY A fundamental prerequisite for life on earth is the ability of living organisms to adapt to changing environmental conditions. Physicists have now determined that the regulation mechanisms used by bacteria to adapt... 3 days
Doing without dark energy: Mathematicians propose alternative explanation for cosmic acceleration
PHYS.ORG Three mathematicians have a different explanation for the accelerating expansion of the universe that does without theories of "dark energy." Einstein's original equations for General Relativity... 4 days
Bacterial control mechanism for adjusting to changing conditions
PHYS.ORG A fundamental prerequisite for life on earth is the ability of living organisms to adapt to changing environmental conditions. Physicists at the Technical University of Munich (TUM) and the University of California... 4 days
Elastic properties of silicate melts: Implications for low velocity zones at the lithosphere-asthenosphere boundary
Science Magazine Low seismic velocity regions in the mantle and crust are commonly attributed to the presence of silicate melts. Determining melt... 4 days
A new algorithm helps retailers make better inventory decisions
PHYS.ORG Stocking too much of a product, or not enough, costs retailers hundreds of billions of dollars annually. If they stock too little and run out, the customer will likely take... 5 days
Clathrin assembly defines the onset and geometry of cortical patterning
PHYS.ORG Researchers from the Mechanobiology Institute, Singapore (MBI) at the National University of Singapore, report that endocytosis, which was previously thought to be a random process, actually occurs in... 5 days
Mathematicians crack 44-year-old problem
PHYS.ORG Israel Institute of Technology and Alexandr Polyanskii from the Moscow Institute of Physics and Technology (MIPT) have proved László Fejes Tóth's zone conjecture. Formulated in 1973, it says that if a unit sphere is completely covered by several zones, their... 5 days
New statistical method links vast records, shows negative effect of Texas voter ID law
PHYS.ORG As state voter identification (ID) laws across the country are being contested amid questions about the integrity of the voting... 6 days
Magnetic flux tailoring through Lenz lenses for ultrasmall samples: A new pathway to high-pressure nuclear magnetic resonance
Science Magazine A new pathway to nuclear magnetic resonance (NMR) spectroscopy for picoliter-sized samples (including those... 1 week
One-step volumetric additive manufacturing of complex polymer structures
Science Magazine Two limitations of additive manufacturing methods that arise from layer-based fabrication are slow speed and geometric constraints (which include poor surface quality). Both limitations are overcome in the work reported here, introducing... 1 week
A glass of whisky could help you get your head around deep time
PHYS.ORG The Scottish geologist James Hutton made a proposal in 1788 that, at the time, was extraordinarily controversial. He described Earth as a... 1 week
New AI algorithm recommends right products at the right time
PHYS.ORG Consumers everywhere are exposed to AI algorithms that recommend products to them based on their past purchases and those of others. Of course, they don't always hit the... 1 week
Making interaction with AI systems more natural with textual grounding
PHYS.ORG VIDEO In an upcoming oral presentation at the 2017 Neural Information Processing Systems (NIPS) Conference, our teams from the University of Illinois at Urbana-Champaign and IBM Research AI have... 1 week
Try this! Researchers devise better recommendation algorithm
SCIENCE DAILY Most recommendation systems use a measure called cosine similarity, which seems to work well in practice. Last year, a team of researchers used a new theoretical framework to demonstrate why, indeed, cosine similarity yields... 1 week
New algorithm recognizes distinct dolphin clicks in underwater recordings
SCIENCE DAILY Scientists have developed a new algorithm that can identify distinct dolphin click patterns among millions of clicks in recordings of wild dolphins. This approach could potentially help distinguish between dolphin... 1 week
AI eavesdrops on dolphins and discovers six unknown click types
SCIENCE-NEWS An algorithm uncovered the new types of echolocation sounds among millions of underwater recordings from the Gulf of Mexico. 1 week
New algorithm recognizes distinct dolphin clicks in underwater recordings
PHYS.ORG Scientists have developed a new algorithm that can identify distinct dolphin click patterns among millions of clicks in recordings of wild dolphins. This approach, presented in PLOS Computational Biology by... 1 week
In the future, your sports headlines may be generated by algorithm
PHYS.ORG What if there were a scientific way to come up with the most interesting sports headlines? With the development of computational journalism, this could be possible very... 2 weeks
The future of hardware is AI
PHYS.ORG AI workloads are different from the calculations most of our current computers are built to perform. AI implies prediction, inference, intuition. But the most creative machine learning algorithms are hamstrung by machines that can't harness their... 2 weeks
Water changes how cobalt-based molecule turns carbon dioxide into promising chemical
PHYS.ORG Working under good conditions makes it easy to get a job done. But what if you could turn good to great? That's what scientists did for... 2 weeks
Physicists propose a new method for monitoring nuclear waste
PHYS.ORG New scientific findings suggest neutrino detectors may play an important role in ensuring better monitoring and safer storage of radioactive material in nuclear waste repository sites. Researchers at Johannes Gutenberg... 2 weeks
Professor: Bad math led to $100 million Medicare fraud tally
ABC NEWS Attorneys for a prominent Florida eye doctor convicted of Medicare fraud used a statistician to attack the federal government's assertion that he stole $100 million 2 weeks
Try this! Researchers devise better recommendation algorithm
MIT Approach should work especially well when ratings data is “sparse.” 2 weeks
New algorithm repairs corrupted digital images in one step
SCIENCE DAILY Computer scientists have designed a new algorithm that incorporates artificial neural networks to simultaneously apply a wide range of fixes to corrupted digital images. The researchers tested their algorithm by... 2 weeks
Protein-folding simulations sped up
SCIENCE DAILY Proteins are huge molecules whose function depends on how they fold into intricate structures. To understand how these molecules work, researchers use computer modeling to calculate how proteins fold. Now, a new algorithm can accelerate those vital simulations, enabling them... 2 weeks
Conflicting views on social media balanced by an algorithm
SCIENCE DAILY Researchers have designed an algorithm that is able to balance the information exposure so that social media users can be exposed to information from both sides of the discussion. 2 weeks
By modeling biological molecules over longer timescales, a new algorithm can help better understand diseases
PHYS.ORG Proteins, the ubiquitous workhorses of biochemistry, are huge molecules whose function depends on how they fold into intricate... 2 weeks
Conflicting views on social media balanced by an algorithm
PHYS.ORG VIDEO Social media has become an important news source for a majority of adults. A common complaint is that social media help create echo chambers in which people reading information do... 2 weeks
Intelligent algorithms can help reduce disruptions in online services
PHYS.ORG When the Swedish Tax Agency website went down for nearly two days, thousands of people across Sweden were left frustrated. Users of Gmail, Slack, Facebook, Apple services, and other popular... 2 weeks
Computerized biology, or how to control a population of cells with a computer
PHYS.ORG Researchers from the Pasteur Institute and Inria, with researchers from the CNRS and Paris Diderot University, and from the Institute of Science... 2 weeks
Ideal size for computer memory
SCIENCE DAILY Ultraprecise simulation of a computer storage technology known as CBRAM reveals its optimal geometry: an insulator roughly ten atoms thick sandwiched between two electrodes. 2 weeks
Computerized biology, or how to control a population of cells with a computer
SCIENCE DAILY Researchers explain computer control of cellular processes. Hybrid experimental platforms combining microscopes and software are enabling researchers to interface living cells with... 2 weeks
Swarm-based simulation strategy proves significantly shorter
PHYS.ORG When the maths cannot be done by hand, physicists modelling complex systems, like the dynamics of biological molecules in the body, need to use computer simulations. Such complicated systems require a period of time before being... 2 weeks
Neutron stars on the brink of collapse
SCIENCE DAILY The exact characteristics of Neutron stars, the densest objects in the Universe, are still unknown. Scientists have managed to narrow down the size of neutron stars with the aid of computer simulations. The calculations... 2 weeks
Neurons have the right shape for deep learning
SCIENCE DAILY Researchers unveiled an algorithm that simulates how deep learning could work in our brains. The network shows that certain mammalian neurons have the shape and electrical properties that are well-suited for deep... 2 weeks
Researchers determine optimal geometry for CBRAM computer storage
PHYS.ORG CBRAM (conductive bridging random access memory) could play a fundamental role in memory in the future by storing data in a non-volatile (i.e., near-permanent) way. To reduce the size and power consumption... 2 weeks
Making interaction with AI systems more natural with textual grounding
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Conflicting views on social media balanced by an algorithm
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