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next generation astronomical survey to map the entire sky Next Generation Astronomical Survey to Map the Entire Sky
ASTRO WATCH The next generation of the Sloan Digital Sky Survey (SDSS-V), directed by Juna Kollmeier of the Carnegie Institution... 41 minutes
black holes curved spacetime and quantum computing Black Holes, Curved Spacetime and Quantum Computing
ASTRO WATCH Rotating black holes and computers that use quantum-mechanical phenomena to process information are topics that have fascinated science lovers for decades, but... 20 hours
scientist calculates effect of magnetic sails Scientist Calculates Effect of Magnetic Sails
ASTRO WATCH With a miniaturized space probe capable of being accelerated to a quarter of the speed of light we could reach Alpha Centauri, our nearest... 21 hours
Gravitational-Wave Detector Catches Lightest Black Hole Smashup Yet
LIVE SCIENCE The Laser Interferometer Gravitational-Wave Observatory (LIGO) has detected yet another black hole merger — their fifth since 2015, and involving some of the lightest black holes the instrument has ever detected. 23 hours
Stephen Hawking Biography
SPACE.COM Cosmologist Stephen Hawking is regarded as a brilliant theoretical physicist. His work on black holes and the big bang are topics of popular books. 1 day
Chance discovery of forgotten 1960s 'preprint' experiment
SCIENCE DAILY Researchers in physics and mathematics have long used 'preprints' -- preliminary versions of their scientific findings published on internet servers for anyone to read. In 2013, similar services were launched for biology, but following... 2 days
New theory rewrites opening moments of Chernobyl disaster
SCIENCE DAILY A brand-new theory of the opening moments during the Chernobyl disaster, the most severe nuclear accident in history, based on additional analysis. 2 days
Interstellar space probes: Where's the brakes?
SCIENCE DAILY With a miniaturized space probe capable of being accelerated to a quarter of the speed of light, we could reach Alpha Centauri, our nearest star, in 20 to 50 years. However, without a mechanism to slow... 2 days
Hydrogen fuel from water by harnessing red and near-infrared regions of sunlight
SCIENCE DAILY Scientists have synthesized a compound that absorbs near-infrared light to produce hydrogen from water. The compound contains three ruthenium atoms connected by an organic... 2 days
Structural rearrangements governing Johari-Goldstein relaxations in metallic glasses
Science Magazine The Johari-Goldstein secondary (β) relaxations are an intrinsic feature of supercooled liquids and glasses. They are crucial to many properties of glassy materials, but the underlying mechanisms are still not established. In... 2 days
Two-dimensional limit of crystalline order in perovskite membrane films
Science Magazine Long-range order and phase transitions in two-dimensional (2D) systems—such as magnetism, superconductivity, and crystallinity—have been important research topics for decades. The issue of 2D crystalline order has reemerged recently, with... 2 days
Gravitational-Wave Detector Catches Lightest Black Hole Smashup Yet
SPACE.COM The Laser Interferometer Gravitational-Wave Observatory (LIGO) has detected yet another black hole merger — their fifth since 2015, and involving some of the lightest black holes the instrument has ever detected. 2 days
Nearby Pulsars Shed Light on Origin of Excess Antimatter
SCI-NEWS.COM Astrophysicists using the High-Altitude Water Cherenkov (HAWC) Gamma-Ray Observatory in Mexico have detected the extended emission of high-energy... 2 days
New theory rewrites opening moments of Chernobyl disaster
PHYS.ORG A brand-new theory of the opening moments during the Chernobyl disaster, the most severe nuclear accident in history, based on additional analysis is presented for the first time in the journal Nuclear... 2 days
X-Rays from Accretion Disks around Rotating Black Holes Can Act as Carriers of Quantum Information
SCI-NEWS.COM In a paper published in the... 2 days
Researchers reveal jamming in cellular motor protein traffic
PHYS.ORG To keep a cell alive, molecular motor proteins constantly transport building blocks and waste across the cell, along its biopolymer network. Because of the high density of these proteins, jamming effects are... 2 days
Team discovers new mechanisms for DNA stability
PHYS.ORG Researchers from the University of Seville at the Andalusian Centre for Molecular Biology and Regenerative Medicine have discovered that in eukaryotic cells, the proximity of the genes to the pores in the nuclear membrane... 2 days
Tracking a trio of rubidium atoms
Science Magazine 3 days
The structural basis of flagellin detection by NAIP5: A strategy to limit pathogen immune evasion
Science Magazine Robust innate immune detection of rapidly evolving pathogens is critical for host defense. Nucleotide-binding domain leucine-rich repeat (NLR)... 3 days
State-to-state chemistry for three-body recombination in an ultracold rubidium gas
Science Magazine Experimental investigation of chemical reactions with full quantum state resolution for all reactants and products has been a long-term challenge. Here we prepare an ultracold few-body quantum state... 3 days
Extended gamma-ray sources around pulsars constrain the origin of the positron flux at Earth
Science Magazine The unexpectedly high flux of cosmic-ray positrons detected at Earth may originate from nearby astrophysical sources, dark matter, or unknown... 3 days
Natural selection shaped the rise and fall of passenger pigeon genomic diversity
Science Magazine The extinct passenger pigeon was once the most abundant bird in North America, and possibly the world. Although theory predicts that large populations will... 3 days
Chance discovery of forgotten 1960s 'preprint' experiment
PHYS.ORG For years, scientists have complained that it can take months or even years for a scientific discovery to be published, because of the slowness of peer review. To cut through this problem, researchers in... 3 days
Scientists invent technique to map energy and momentum of electrons beneath a material's surface
PHYS.ORG For the first time, physicists have developed a technique that can peer deep beneath the surface of a material to... 3 days
LIGO and Virgo announce the detection of a black hole binary merger from June 8, 2017
PHYS.ORG Scientists searching for gravitational waves have confirmed yet another detection from their fruitful observing run earlier... 3 days
Nano-'hashtags' could be the key to generating the highly sought Majorana quasiparticle
PHYS.ORG UC Santa Barbara scientists are on the cusp of a major advance in topological quantum computing. 3 days
NIST's next-generation atomic clocks may support official timekeeping
PHYS.ORG For more than a decade, the National Institute of Standards and Technology (NIST) has been unveiling experimental next-generation atomic clocks. These clocks, based on ytterbium, strontium, aluminum, and mercury atoms, among others,... 3 days
New procedures for DNA stability
SCIENCE DAILY In eukaryotic cells the proximity of the genes to the nuclear pores, which are found in the nuclear membrane, contributes to maintaining the integrity of the genome. This is due to the fact that the anchoring of DNA... 3 days
Researcher sketches a path toward quantum computing
PHYS.ORG As new devices move quantum computing closer to practical use, the journal Nature recently asked Princeton computer scientist Margaret Martonosi and two colleagues to assess the state of software needed to exploit this powerful... 3 days
How to see the atmosphere
PHYS.ORG VIDEO How can you see the atmosphere? The answer is blowing in the wind. Tiny particles, known as aerosols, are carried by winds around the globe. This visualization uses data from NASA satellites combined with our knowledge of physics... 3 days
US restarts nuclear testing facility in Idaho after 23 years
PHYS.ORG U.S. officials have restarted an Idaho nuclear fuel testing facility amid efforts to boost the nation's nuclear power generating capacity. 4 days
contracting white dwarf observed for the first time Contracting White Dwarf Observed for the First Time
ASTRO WATCH Astrophysicist from MSU (Russia) and his colleagues from Italy and Russian Academy of Sciences have found the first observational evidence... 4 days
Tuning the optical, photocatalytic properties of so-called carbon dots
SCIENCE DAILY The optical and photocatalytic properties of so-called carbon dots can be precisely tuned by controlling the positions of nitrogen atoms introduced into their structure, physicists have demonstrated in a new... 4 days
Volatility surprises arise in removing excess hydrogen
SCIENCE DAILY Sometimes during catalytic hydrogenation, the partially hydrogenated products become volatile, melting and evaporating away before they can bind to more hydrogen atoms. Now, researchers have explored how and why this volatility varies during hydrogenation,... 4 days
Should coastal planners have concern over where land ice is melting?
Science Magazine There is a general consensus among Earth scientists that melting of land ice greatly contributes to sea-level rise (SLR) and that future warming will exacerbate the... 4 days
Quantum computing with molecules for a quicker search of unsorted databases
SCIENCE DAILY Scrapbooks or social networks are collections of mostly unsorted data. The search for single elements in very large data volumes, i.e. for the needle in the... 4 days
Researchers tune optical and photocatalytic properties of C-dots
PHYS.ORG As Ludwig Maximilian University of Munich physicists demonstrate in a new study, the optical and photocatalytic properties of so-called carbon dots can be precisely tuned by controlling the positions of nitrogen atoms... 4 days
Volatility surprises arise in removing excess hydrogen
PHYS.ORG Excess hydrogen can cause problems in a variety of industries. It can corrode semiconductors, electronics, and nuclear fuel sitting in storage. It also poses an explosion hazard. To remove this extra hydrogen, chemists can... 4 days
Innovative Interferometric Method Reveals Time of Electron Photoemission from Atom
SCI-NEWS.COM According to Heisenberg’s uncertainty principle, it’s impossible to know both the position and the speed of... 4 days
Subsidizing coal and nuclear power could drive customers off the grid
PHYS.ORG Within the next month, energy watchers expect the Federal Energy Regulatory Commission to act on an order from Energy Secretary Rick Perry that would create new... 4 days
Researchers explore how atoms align in magnetic materials
PHYS.ORG The atoms inside materials are not always perfectly ordered, as usually depicted in models. In magnetic, ferroelectric (or showing electric polarity) and alloy materials, there is competition between random arrangement of the... 4 days
Moving from protecting health to protecting the environment
PHYS.ORG Disposing of nuclear weapons production waste is important to national security. Knowing how technetium and other isotopes behave at subsurface storage sites is vital. Previous studies of radionuclide mobility have been limited... 4 days
Stretching to perfection of 2-D semiconductors
PHYS.ORG Compressing a semiconductor to bring atoms closer together or stretching it to move them farther apart can dramatically change how electricity flows and how light is emitted. Scientists found an innovative way to compress or stretch... 4 days
Simple is beautiful in quantum computing
PHYS.ORG Quantum computing could solve problems impossible for today's supercomputers. The challenge for this new form of computing is processing the quantum bits (qubits) that represent data. A qubit can be made by controlling the orientation of... 4 days
Compact broadband NIRS system offers safe, non-invasive way to monitor newborn brain function
NEWS MEDICAL Multimodal-Spectroscopy research team in the Biomedical Optics Research Laboratory at the Medical Physics and Biomedical Engineering department at University College London led... 4 days
Essential quantum computer component downsized by two orders of magnitude
PHYS.ORG Qubits, or quantum bits, are the key building blocks at the heart of every quantum computer. In order to perform a computation, signals are directed to and from... 4 days
gravitational waves from merging supermassive black holes will be spotted within 10 years new study predicts Gravitational Waves from Merging Supermassive Black Holes Will Be Spotted within 10 Years, New Study Predicts
ASTRO WATCH Astronomers won’t have to... 5 days
Simulating the universe using Einstein’s theory of gravity may solve cosmic puzzles
SCIENCE-NEWS Better simulating the dense parts of the universe could improve scientists’ view of how the universe evolves. 5 days
Essential quantum computer component downsized by two orders of magnitude
SCIENCE DAILY Qubits, the key building blocks at the heart of every quantum computer, are extremely sensitive to interference and need to be shielded from unwanted signals, for example by... 5 days
A fast reactor system to shorten the lifetime of long-lived fission products
SCIENCE DAILY Researchers have proposed a more efficient method to reduce radioactive waste. The study involves converting radioactive material into short-lived nuclides by absorbing surplus neutrons... 5 days
Quantum computing with molecules for a quicker search of unsorted databases
PHYS.ORG Scrapbooks or social networks are collections of mostly unsorted data. The search for single elements in very large data volumes, i.e. for the needle in the... 5 days
Contracting white dwarf observed for the first time
PHYS.ORG Astrophysicists from MSU (Russia) and colleagues from Italy and Russian Academy of Sciences have found the first observational evidence for a contracting white dwarf. Constant high spin-up rate of a star of... 5 days
New super-resolution probe captures cells in unprecedented detail
PHYS.ORG Scientists have developed a new technique to capture images of the nucleus of a cell in unprecedented detail, paving the way for new insights into human disease and ageing. 5 days
'Criticality' experiments enhance nuclear safety, security and effectiveness
PHYS.ORG VIDEO Gathered in a control room deep in the Nevada desert, a team of researchers from Lawrence Livermore and Los Alamos national laboratories watched safety monitors as a carefully layered stack of plutonium... 5 days
Black holes, curved spacetime and quantum computing
PHYS.ORG Rotating black holes and computers that use quantum-mechanical phenomena to process information are topics that have fascinated science lovers for decades, but even the most innovative thinkers rarely put them together. Now, however, theoretical... 5 days
A fast reactor system to shorten the lifetime of long-lived fission products
PHYS.ORG A team of scientists at Tokyo Institute of Technology (Tokyo Tech) working in collaboration with Tohoku University, Tokyo City University and the Japan Atomic... 5 days
Physicists mix waves on superconducting qubits
PHYS.ORG Physicists from the Moscow Institute of Physics and Technology (MIPT) and Royal Holloway, University of London, have demonstrated an effect known as quantum wave mixing on an artificial atom. Their results, published in the journal Nature... 5 days
Scientists create a prototype neural network based on memristors
PHYS.ORG Lobachevsky University scientists under the supervision of Alexey Mikhailov, head of the UNN PTRI Laboratory of Thin Film Physics and Technology, are working to develop an adaptive neural interface that... 5 days
The anatomy of a 'cosmic snake' reveals the structure of distant galaxies
PHYS.ORG We have a fair understanding of the fundamental mechanisms that regulate star formation in galaxies, from the interstellar matter to the diffuse clouds distributed... 5 days
general atomics buys surrey s us smallsat factory General Atomics buys Surrey’s US smallsat factory
SPACE NEWS British small satellite manufacturer Surrey Satellite Technology Limited (SSTL) is selling off its U.S. factory to General Atomics, a defense contractor with... 5 days
The unbelievable speed of electron emission from an atom
SCIENCE DAILY In a unique experiment, researchers have clocked how long it takes for an electron to be emitted from an atom. The result is .00000000000000002 seconds, or 20 billionths of a... 6 days
ALMA Spots Pair of Extremely Rare Hyper-Luminous Starburst Galaxies
SCI-NEWS.COM Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) have discovered a pair of astoundingly bright and spectacularly massive... 6 days
How bacteria get their groove: Mechanism behind flagellar motility
SCIENCE DAILY Most motile bacteria move by the use of flagella. While the flagellar motor components have been identified, it remains unclear how they are assembled and activated. Researchers have now shown,... 6 days
listening for gravitational waves using pulsars Listening for Gravitational Waves Using Pulsars
ASTRO WATCH One of the most spectacular achievements in physics so far this century has been the observation of gravitational waves, ripples in space-time that result... 6 days
Gravitational waves from merging supermassive black holes will be spotted within 10 years
SCIENCE DAILY New research predicts that gravitational waves generated by the merger of two supermassive black holes -- the strongest gravitational waves in the... 6 days
Gravitational waves from merging supermassive black holes will be spotted within 10 years, study predicts
PHYS.ORG Astronomers won't have to wait much longer for their first glimpse of one of the biggest types of... 6 days
CMU software assembles RNA transcripts more accurately
PHYS.ORG Computational biologists at Carnegie Mellon University have developed a more accurate computational method for reconstructing the full-length nucleotide sequences of the RNA products in cells, called transcripts, that transform information from a gene into... 6 days
The unbelievable speed of electron emission from an atom
PHYS.ORG In a unique experiment, researchers have clocked how long it takes for an electron to be emitted from an atom. The result is 0.000 000 000 000 000 02 seconds,... 6 days
Monopole current offers way to control magnets
PHYS.ORG In work published in Physical Review Letters, scientists from RIKEN in Japan have discovered interesting new magnetic properties of a type of materials known as "quantum spin ice." These materials demonstrate interesting properties as... 6 days
Physicists Confirm Quantum Theory Proposed in the 1930s
SCI-NEWS.COM Professor David McKenzie from the University of Sydney and his PhD student Enyi Guo have demonstrated quantum tunneling in water... 6 days
A simple soak for a solar tune-up
PHYS.ORG The performance of solar cells that consist of semiconductor nanoparticles surrounded by ligand molecules is now easier to control. Researchers from KAUST have developed a method that enhances the ability of these colloidal quantum... 6 days
Factors in the fabrication of heterojunctions of 2-D materials through CVD
PHYS.ORG 2-D materials have special lattice structures. Atoms in the same layer are usually bound by a covalent bond, while the force between layers is van der... 6 days
Fuel removal device installed at meltdown-hit Fukushima reactor
PHYS.ORG Workers at Japan's crippled Fukushima Daiichi nuclear power plant have installed a device to remove nuclear fuel from a meltdown-hit reactor nearly seven years after the crisis was sparked by a tsunami,... 6 days
iPTF14hls: The Star That Won't Die
NPR NPR's Lulu Garcia-Navarro talks with Iair Arcavi, postdoctoral fellow in astrophysics at UC Santa Barbara, about the strange behavior of supernova iPTF14hls. This star doesn't seem to want to die. 7 days
plasma from lasers can shed light on cosmic rays solar eruptions Plasma from Lasers Can Shed Light on Cosmic Rays, Solar Eruptions
ASTRO WATCH Lasers that generate plasma can provide insight into bursts of subatomic particles that occur... 1 week
Moire excitons: From programmable quantum emitter arrays to spin-orbit-coupled artificial lattices
Science Magazine Highly uniform and ordered nanodot arrays are crucial for high-performance quantum optoelectronics, including new semiconductor lasers and single-photon emitters, and for synthesizing artificial lattices of interacting... 1 week
Self-organization of helium precipitates into elongated channels within metal nanolayers
Science Magazine Material degradation due to precipitation of implanted helium (He) is a key concern in nuclear energy. Decades of research have mapped out the fate of He precipitates in... 1 week
New wake-promoting node pinpointed in brain
SCIENCE DAILY Neurologists had suspected that a component of the 'ascending arousal system' could be found supramammillary nucleus, part of the caudal hypothalamus in the brain for more than 100 years. In mice, activating this region using targeted... 1 week
Some Chinese coal ash too radioactive for reuse
SCIENCE DAILY Many manufacturers use coal ash from power plants as a low-cost binding agent in concrete and other building materials. But a new study finds that coal ash from high-uranium deposits in China... 1 week
Plasma from lasers can shed light on cosmic rays, solar eruptions
SCIENCE DAILY Lasers have been used by researchers to create conditions that mimic astrophysical behavior. The laboratory technique enables the study of outer-space-like plasma in a controlled and... 1 week
Plasma from lasers can shed light on cosmic rays, solar eruptions
PHYS.ORG Lasers that generate plasma can provide insight into bursts of subatomic particles that occur in deep space, scientists have found. Such findings could help scientists understand... 1 week
IBM says it's reached milestone in quantum computing
PHYS.ORG IBM has announced a milestone in its race against Google and other big tech firms to build a powerful quantum computer. 1 week
'Perfectly frustrated' metal provides possible path to superconductivity
SCIENCE DAILY The US Department of Energy's Ames Laboratory has discovered and described the existence of a unique disordered electron spin state in a metal that may provide a unique pathway to finding and... 1 week
The path length of light in opaque media
PHYS.ORG A seemingly paradoxical prediction in physics has now been confirmed in an experiment: No matter whether an object is opaque or transparent, the average length of the light's paths through the object... 1 week
Quantum computers take a step forward with a 50-qubit prototype
SCIENCE-NEWS Race to build ever-more-powerful processors edges the technology closer to being able to best traditional machines. 1 week
LIGO mirror coatings get upgrade
PHYS.ORG Stanford scientists will lead a new national cooperative effort, the LIGO Scientific Collaboration Center for Coatings Research, to improve detection of gravitational waves at the twin LIGO facilities. 1 week
France: Russian accident caused recent radioactivity spike
PHYS.ORG The French nuclear safety agency says it thinks an apparently minor accident at a Russian facility caused a recent spike in radioactivity in the air over much of Europe. 1 week
Scientists pinpoint new wake-promoting neurons in the brain
NEWS MEDICAL Scientists have identified an additional group of cells in the brain responsible for keeping us awake: the supramammillary nucleus, part of the caudal hypothalamus. 1 week
Researchers create gallium nitride semiconductors doped with beryllium
PHYS.ORG Physicists at Aalto University have discovered a microscopic mechanism that will allow gallium nitride semiconductors to be used in electronic devices that distribute large amounts of electric power. 1 week
Scientists report chemical basis of the cell division timer, a possible anti-cancer target
PHYS.ORG Human cells divide according to a timer—each cell has at least 30 minutes to divide its genetic material between the nuclei of... 1 week
Researchers develop practical superconducting nanowire single-photon detector with record detection efficiency
PHYS.ORG Superconducting nanowire single-photon detectors (SNSPDs) are significantly better at photon detection efficiency (DE) compared to their semiconducting counterparts, and have enabled many breakthrough applications in quantum... 1 week
'Perfectly frustrated' metal provides possible path to superconductivity, other new quantum states
PHYS.ORG The U.S. Department of Energy's Ames Laboratory has discovered and described the existence of a unique disordered electron spin state in a metal that... 1 week
Reducing the stochasticity of crystal nucleation to enable subnanosecond memory writing
Science Magazine Operation speed is a key challenge in phase-change random-access memory (PCRAM) technology, especially for achieving subnanosecond high-speed cache-memory. Commercialized PCRAM products are limited by the tens... 1 week
Photoredox-catalyzed deuteration and tritiation of pharmaceutical compounds
Science Magazine Deuterium- and tritium-labeled pharmaceutical compounds are pivotal diagnostic tools in pharmaceutical drug discovery research, providing vital information about the biological fate of drugs and drug metabolites. Herein, we demonstrate that a photoredox-mediated hydrogen atom... 1 week
The next generation of power electronics? Gallium nitride doped with beryllium
SCIENCE DAILY Physicists have made a breakthrough in revising methods largely discarded 15 years ago. They have discovered a microscopic mechanism that will allow gallium nitride semiconductors to... 1 week
KU Leuven researchers unravel how cell division timer works
NEWS MEDICAL Human cells use a timer to divide: each cell gets at least 30 minutes to divide its genetic material between the nuclei of two daughter cells. 1 week
combatting cancer in challenging environments Combatting cancer in challenging environments
CERN Stephanie Hills World map showing access to radiotherapy treatment centres and the shortfall of more than 5000 radiotherapy machines in low- to middle-income countries. (Image: IAEA,... 1 week
Ion qubits offer early glimpse of quantum error detection
PHYS.ORG Computers based on quantum physics promise to solve certain problems much faster than their conventional counterparts. By utilizing qubits—which can have more than just the two values of ordinary bits—quantum... 1 week
Machine learning and deep learning programs provide a helping hand to scientists analyzing images
PHYS.ORG Physicists on the MINERvA neutrino experiments at the Department of Energy's Fermilab faced a conundrum. Their particle detector was swamping... 1 week
German scientists develop new nuclear medicine test to identify kidney transplant infection
NEWS MEDICAL German scientists have developed a novel nuclear medicine test that can determine whether a kidney transplant patient has developed infection in the transplanted tissue. 1 week
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How to see the atmosphere
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'Criticality' experiments enhance nuclear safety, security and effectiveness
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Technology increases microfluidic research data output 100-fold
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Is the UK's energy policy fit for purpose?
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The flat and the curious
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