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Mathematician solves the moving sofa problem

A mathematician at Yonsei University, in Korea, claims to have solved the moving sofa problem. Jineon Baek has posted a 100+-page proof of the problem on the arXiv preprint server.

Mathematicians make leap in modeling human impact on climate

A breakthrough in the theory of climate change science has given scientists the most robust way yet to link observed climate change to both human-made and natural causes and to spot early warning signals for potential climate ...

Hybrid model links micro and macro scales in complex systems

In fields ranging from immunology and ecology to economics and thermodynamics, multi-scale complex systems are ubiquitous. They are also notoriously difficult to model. Conventional approaches take either a bottom-up or top-down ...

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Mathematics
Why are boys outperforming girls in math?
Mathematics
Mathematicians develop AI to forecast market interest rates
Mathematics
Can we avert the looming food crisis of climate change? Mathematical model reveals critical threshold
Mathematics
A new puzzle piece for string theory research: Study proves 4-graviton scattering conjecture
Mathematics
A 41-million-digit prime number is the biggest ever found—but mathematicians' search for perfection will continue
Mathematics
Mathematical approach can predict crystal structure in hours instead of months
Mathematics
Flexible statistical method powers research on health, climate, financial data
Mathematics
Testing AI systems on hard math problems shows they still perform very poorly
Mathematics
'Shallow' sports and 'deep' social hierarchies: Not all pecking orders are created equally
Mathematics
Hard in theory, easy in practice: Why graph isomorphism algorithms seem to be so effective
Mathematics
New framework uses games of chance to put 'price' on intangible assets
Mathematics
Probability training: Preventing errors of reasoning in medicine and law
Mathematics
Misinformation really does spread like a virus, according to mathematical models drawn from epidemiology
Mathematics
Using mathematics to better understand cause and effect
Mathematics
Typing monkey would be unable to produce 'Hamlet' within the lifetime of the universe, study finds
Mathematics
High school students present five new ways of proving Pythagoras' Theorem via trigonometry
Mathematics
US math teachers view student performance differently based on race and gender
Mathematics
From fireflies to drones: Researchers uncover strategy for synchronization efficiency
Mathematics
New theory identifies how physics principle of 'rattling' relates to self-organization
Mathematics
Why Trump's messaging is becoming more extreme: A mathematician explains

Other news

Condensed Matter
Using phononic bandgap materials to suppress decoherence in quantum computers
Earth Sciences
The oceanic plate between Arabian and Eurasian continental plates is breaking away
Condensed Matter
Ultrafast imaging advance tracks dark excitons precisely in time and space
Astronomy
Hubble reveals unusual globular clusters in ultra-diffuse galaxy FCC 224
Bio & Medicine
Droplet microfluidics advance may hold key to next-generation cancer drugs
Cell & Microbiology
Temperature-sensitive protein module can guide cell activity remotely
Quantum Physics
Scientists create new register with thousands of entangled nuclei to scale quantum networks
Plants & Animals
After inversion by CRISPR/Cas, the epigenetic state of plant chromosomes remains stable
General Physics
Unified model scales pressure fluctuation in an accelerated liquid
Plants & Animals
Bat behaviors tied to differences in vocalizations suggest personality traits
Condensed Matter
Superionic compound with liquid-like dynamics shows promise as solid-state battery electrolyte
Nanomaterials
Creating nanoislands enhances platinum catalyst efficiency
Optics & Photonics
Optical levitation traps nanospheres, revealing quantum-classical crossover
Condensed Matter
Materials can remember a sequence of events in an unexpected way
Ecology
Newly discovered fungal species makes zombies of cave spiders on island of Ireland
Environment
Smart carbon dioxide removal yields economic and environmental benefits
Earth Sciences
Scientists find optimal coupling heights for improved surface–atmosphere modeling
Cell & Microbiology
AI model learns generalized 'language' of regulatory genomics, predicts cellular stories
Polymers
Chemists discover common plastic pigment promotes depolymerization
Social Sciences
Linguistic study finds movies with female-dominated casts contain more sexist language

Study uses topological data analysis to identify voting deserts

In past years, elections in the U.S. have been marked by stories of long waiting lines at the voting polls. Add other barriers, like long commutes and inadequate transportation, and voting can become inaccessible. But these ...

Losing count: The mathematical magic of counting curves

How can you figure out which points lie on a certain curve? And how many possible curves do you count by a given number of points? These are the kinds of questions Pim Spelier of the Mathematical Institute studied during ...

Why expanding access to algebra is a matter of civil rights

Bob Moses, who helped register Black residents to vote in Mississippi during the Civil Rights Movement, believed civil rights went beyond the ballot box. To Moses, who was a teacher as well as an activist, math literacy is ...