Mathematics
Engineers 3D print smart objects with 'embodied logic'  SCIENCE DAILY · 5 hours
Using stimuli-responsive materials and geometric principles, engineers have designed structures that have 'embodied logic.' Through their physical and chemical makeup alone, they are able to determine which of multiple possible responses to... more
Engineers 3D print smart objects with 'embodied logic'  nanowerk · 7 hours
Using stimuli-responsive materials and geometric principles, engineers have designed structures that have 'embodied logic.' Through their physical and chemical makeup alone, they are able to determine which of multiple possible responses to... more
Algorithm gives robots an instinctive understanding of how to use tools  PHYS.ORG · 11 hours
A*STAR researchers working with colleagues in Japan have developed a method by which robots can automatically recognize an object as a potential tool and use it,... more
Easing test anxiety boosts low-income students’ biology grades  SCIENCE-NEWS · 1 day
Wealthier students outperform their less advantaged peers in math and science. Decreasing test anxiety may help even the playing field. more
Illuminating women's role in the creation of medieval manuscripts  SCIENCE DAILY · 5 days
Researchers have revealed direct evidence of medieval women's involvement in the production of illuminated manuscripts. Lapis lazuli in the dental calculus of a woman buried at a 12th-century German monastery... more
AI approach outperformed human experts in identifying cervical precancer  SCIENCE DAILY · 5 days
A research team has developed a computer algorithm that can analyze digital images of a woman's cervix and accurately identify precancerous changes that require medical attention. This artificial intelligence (AI)... more
Invertible promoters mediate bacterial phase variation, antibiotic resistance, and host adaptation in the gut  Science Magazine · 5 days
Phase variation, the reversible alternation between genetic states, enables infection by pathogens and colonization by commensals. However, the diversity of... more
Medieval womens early involvement in manuscript production suggested by lapis lazuli identification in dental calculus  Science Magazine · 6 days
During the European Middle Ages, the opening of long-distance Asian trade routes introduced exotic goods, including ultramarine, a... more
Interpreting economic complexity  Science Magazine · 6 days
Two network measures known as the economic complexity index (ECI) and product complexity index (PCI) have provided important insights into patterns of economic development. We show that the ECI and PCI are equivalent to a spectral clustering algorithm that partitions... more
[Research Articles] Opioid overdose detection using smartphones  Science Magazine · 6 days
Early detection and rapid intervention can prevent death from opioid overdose. At high doses, opioids (particularly fentanyl) can cause rapid cessation of breathing (apnea), hypoxemic/hypercarbic respiratory failure, and death, the physiologic sequence by which... more
Self-sorting through molecular geometries  nanowerk · 6 days
New findings show that self-sorting behavior can arise from the principle of geometrical complementarity by shape: in a mixture of specific pentagonal and hexagonal molecular building blocks, pentagons bind to pentagons and hexagons to hexagons, and no mixing occurs. more
New synthesis strategy for chiral drugs: Versatile chiral chemical species from aldehydes  SCIENCE DAILY · 6 days
Chirality is a geometric property of some molecules and ions, and a chiral molecule/ion is non-superposable on its mirror image, just like our right... more
Early choice of math among U.S. immigrant kids lead to STEM careers  PHYS.ORG · 1 week
U.S. immigrant children study more math and science in high school and college, which leads to their greater presence in STEM careers, according to... more
Immigrant kids in U.S. deliberately build STEM skills  SCIENCE DAILY · 1 week
US immigrant children study more math and science in high school and college, which leads to their greater presence in STEM careers, according to new findings. more
New physics rule to find mechanical strain  SCIENCE DAILY · 1 week
Addressing a physics problem that dates back to Galileo, three researchers this week propose a new approach to the theory of how thin sheets can be forced to conform to 'geometrically incompatible' shapes --... more
Researchers offer new physics rule to find mechanical strain  PHYS.ORG · 1 week
Addressing a physics problem that dates back to Galileo, three University of Massachusetts Amherst researchers this week propose a new approach to the theory of how thin sheets can be... more
Researchers offer new physics rule to find mechanical strain  nanowerk · 1 week
Researchers weave two fundamental ideas of geometry and mechanics in a new theory of how thin sheets can be forced to conform to 'geometrically incompatible' shapes. more
Artificial neural networks make life easier for hearing aid users  PHYS.ORG · 1 week
For people with hearing loss, it can very difficult to understand and separate voices in noisy environments. This problem may soon be history thanks to a new groundbreaking... more
Groundbreaking algorithm can make life easier for hearing aid users  NEWS MEDICAL · 1 week
For people with hearing loss it can very difficult to understand and separate voices in noisy environments. This problem may soon be history thanks to a new groundbreaking... more
Why South Africa will find it hard to break free from its vicious teaching cycle  PHYS.ORG · 1 week
Half of all South African pupils who attended school for five years can't do basic calculations. This is... more
Can a set of equations keep U.S. census data private?  Science Magazine · 2 weeks
Census Bureau embraces differential privacy in latest attempt to ensure confidentiality without sacrificing data quality more
A mathematical approach for understanding intra-plant communication  PHYS.ORG · 2 weeks
A team of researchers at the Gran Sasso Science Institute (GSSI) and Istituto Italiano di Technologia (IIT) have devised a mathematical approach for understanding intra-plant communication. In their paper, pre-published on bioRxiv, they propose... more
New way of measuring gender inequality presents more accurate picture of peoples’ well-being  NEWS MEDICAL · 2 weeks
Researchers from the University of Missouri and University of Essex in the United Kingdom say a new way of measuring gender inequality... more
New measure of equality reveals a fuller picture of male well-being  SCIENCE DAILY · 2 weeks
Researchers say a new way of measuring gender inequality is fairer to both men and women, and presents a simplified but more accurate picture of peoples'... more
New measure of equality reveals a fuller picture of male well-being  PHYS.ORG · 2 weeks
Researchers from the University of Missouri and University of Essex in the United Kingdom say a new way of measuring gender inequality is fairer to both... more
AI could predict Alzheimer's disease six years prior to diagnosis  NEWS MEDICAL · 2 weeks
Researchers have used PET scans to train a machine-learning, artificial intelligence (AI) algorithm to detect early-stage Alzheimer’s disease. more
Autonomously designed free-form 2D DNA origami  Science Magazine · 2 weeks
Scaffolded DNA origami offers the unique ability to organize molecules in nearly arbitrary spatial patterns at the nanometer scale, with wireframe designs further enabling complex 2D and 3D geometries with irregular boundaries and internal structures. The... more
Observation of twist-induced geometric phases and inhibition of optical tunneling via Aharonov-Bohm effects  Science Magazine · 2 weeks
Geometric phases appear ubiquitously in many and diverse areas of the physical sciences, ranging from classical and molecular dynamics to quantum mechanics... more
Artificial intelligence turns brain activity into speech  Science Magazine · 2 weeks
Fed data from invasive brain recordings, algorithms reconstruct heard and spoken sounds more
Quantum chemistry on quantum computers  nanowerk · 2 weeks
A quantum algorithm for tracking complex chemical reactions with neither performing demanding post-Hartree-Fock calculations nor exponential time explosion. more
NASA's technosignatures report: every way to find evidence of an intelligent civilization  PHYS.ORG · 2 weeks
In 1961, famed astronomer Frank Drake created a formula for estimating the number of extraterrestrial intelligences (ETIs) that could exist within our galaxy. Known... more
Quantum chemistry on quantum computers  PHYS.ORG · 2 weeks
Quantum computing and quantum information processing technology have attracted attention in recently emerging fields. Among many important and fundamental issues in science, solving the Schroedinger equation (SE) of atoms and molecules is one of the ultimate goals in... more
Deep learning for electron microscopy  PHYS.ORG · 3 weeks
Finding defects in electron microscopy images takes months. Now, there's a faster way. It's called MENNDL, the Multinode Evolutionary Neural Networks for Deep Learning. It creates artificial neural networks—computational systems that loosely mimic the human brain—that tease defects... more
Self-sorting through molecular geometries  PHYS.ORG · 3 weeks
Researchers at Kanazawa University report in Communications Chemistry that certain pentagonal and hexagonal organic molecules exhibit self-sorting. The effect can be used to grow multilayered tubular structures that preserve the geometry of the initial cavities. more
Description of rotating molecules made easy  PHYS.ORG · 3 weeks
Feynman diagrams are applied in condensed matter physics. By turning highly complex equations into sets of simple diagrams, the method has established itself as one of the sharpest tools in a theoretical physicist's toolbox. Giacomo Bighin,... more
What really happens at femtosecond junctions?  PHYS.ORG · 3 weeks
When beams of ultra-short laser pulses running in the same direction intersect with each other at a noticeable angle, various interactions occur between the pulses. These physical phenomena are complicated, and their mathematical description becomes computationally... more
Alien Hunters, Stop Using the Drake Equation  LIVE SCIENCE · 3 weeks
For the precocious hunter of off-Earth life, the Drake equation is the ever-ready, go-to toolkit for estimating just how (not) lonely humans are in the Milky Way galaxy. But it's not useful. more
Alien Hunters, Stop Using the Drake Equation  SPACE.COM · 3 weeks
For the precocious hunter of off-Earth life, the Drake equation is the ever-ready, go-to toolkit for estimating just how (not) lonely humans are in the Milky Way galaxy. But it's not useful. more
Largest Known Prime Number Has Almost 25 Million Digits  SCI-NEWS.COM · 3 weeks
Professional and amateur mathematicians from a worldwide research project called the Great Internet Mersenne Prime Search (GIMPS) have... more
Laser diode combats counterfeit oil  SCIENCE DAILY · 4 weeks
The olive oil sector has witnessed a rise in fraudulent activities such as falsely labeling inferior products as high quality. To combat this practice, a research team has developed a tool based on laser diodes and chaotic algorithms... more
The World Has A New Largest-Known Prime Number  NPR · 4 weeks
The Mersenne prime was discovered by a computer in Ocala, Fla., on Dec. 7. Mathematicians have spent the past two weeks verifying the calculations. more
Description of rotating molecules made easy  SCIENCE DAILY · 4 weeks
By turning highly complex equations into sets of simple diagrams, Feynman diagrams have established themselves as one of the sharpest tools in a theoretical physicist's toolbox. Scientists have now extended the technique: originally devised for subatomic... more
Magnetism in semiconducting molybdenum dichalcogenides  Science Magazine · 4 weeks
Transition metal dichalcogenides (TMDs) are interesting for understanding the fundamental physics of two-dimensional (2D) materials as well as for applications to many emerging technologies, including spin electronics. Here, we report the discovery of long-range magnetic order below TM... more
What is the origin of macroscopic friction?  Science Magazine · 4 weeks
What is the origin of molecular friction, and how can macroscopic friction be explained in terms of molecular friction? To elucidate the origins of molecular and macroscopic friction, we conducted density functional theory calculations... more
Anti-hacker team develops data sharing scheme for cloud storage  PHYS.ORG · 4 weeks
In cloud computing, there is still a pressing issue of data security. Scientists from the Laboratory of Problem-Oriented Cloud Computing at South Ural State University have developed an algorithm of... more
Pittsburgh research team studies big brain data for complex brain disorders  NEWS MEDICAL · 4 weeks
The National Science Foundation BIGDATA program awarded $1,200,000 to a research team led by the University of Pittsburgh Swanson School of Engineering to study the big... more
Getting a Glimpse Inside the Moon  ASTRO WATCH · 4 weeks
New research from University of Alberta physicists provides the first-ever model of our Moon’s rotational dynamics, taking into consideration its solid inner core. Their... more
Intellectual curiosity and confidence help children take on math and reading  SCIENCE DAILY · 4 weeks
Children's personalities may influence how they perform in math and reading, according to a new study. more
Beyond the black hole singularity  nanowerk · 4 weeks
Loop quantum gravity is opening up a new paradigm in modern physics. The theory has emerged as a leading candidate to analyze extreme cosmological and astrophysical phenomena in parts of the universe, like black holes, where the equations... more
Fundamentals, applications and methods of machine learning used in epigenetics  NEWS MEDICAL · 4 weeks
Machine learning is the study of algorithms and statistical models that computer systems use to progressively improve their performance on a specific task. more
Brain confetti: Why our sense of smell declines in old age  SCIENCE DAILY · 4 weeks
As mammals age, their sense of smell deteriorates. Scientists have now investigated why this is the case. For their study, the researchers tracked the development of... more
Swimming bacteria power microspin cycles  Science Magazine · 4 weeks
Dense suspensions of swimming bacteria are living fluids, an archetype of active matter. For example, Bacillus subtilis confined within a disc-shaped region forms a persistent stable vortex that counterrotates at the periphery. Here, we examined Escherichia coli under... more
[Editors' Choice] After the CRISPR-Cas9 cut: Predicting generated mutations  Science Magazine · 4 weeks
Analysis of synthetic guide RNA targets yields prediction algorithms for expected mutations following genome editing. more
Air pollution may be making us less intelligent  PHYS.ORG · 4 weeks
Not only is air pollution bad for our lungs and heart, it turns out it could actually be making us less intelligent, too. A recent study found that in elderly people living... more
Machine learning to predict and optimise the deformation of materials  PHYS.ORG · 4 weeks
Researchers at Tampere University of Technology and Aalto University taught machine learning algorithms to predict how materials stretch. This new application of machine learning opens new opportunities in... more
Gravity is mathematically relatable to dynamics of subatomic particles  PHYS.ORG · 4 weeks
Albert Einstein's desk can still be found on the second floor of Princeton's physics department. Positioned in front of a floor-to-ceiling blackboard covered with equations, the desk seems to embody... more
Algorithms take the wheel  PHYS.ORG · 4 weeks
Car sharing with autonomous vehicles could improve cities in many ways. Singapore is taking a pioneering role, working with ETH researchers to explore the potential of personalised, electrified and automated public transport. more
The full story on climate change requires the long view  SCIENCE DAILY · 4 weeks
Researchers offer a new calculation that provides the long view of what nine different world regions have contributed to climate change since 1900. They also show how that... more
Mobius kaleidocycles: Sensational structures with potential applications  PHYS.ORG · 4 weeks
Kaleidocycles are found where science, math, and art meet. The objects resemble geometric sculptures that might be found in a modern art museum, but it is the motions they undergo that really capture the... more
International consortium offers guidelines, best practices for characterizing uncultivated viruses  PHYS.ORG · 4 weeks
Microbes in, on and around the planet are said to outnumber the stars in the Milky Way Galaxy. The total number of viruses is expected to vastly exceed... more
Aleksander Madry on building trustworthy artificial intelligence  PHYS.ORG · 1 month
Machine learning algorithms now underlie much of the software we use, helping to personalize our news feeds and finish our thoughts before we're done typing. But as artificial intelligence becomes further embedded in daily... more
Artificial neural networks make life easier for hearing aid users
PHYS.ORG
NASA's technosignatures report: every way to find evidence of an intelligent civilization
PHYS.ORG
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