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Electron–positron pair beams could let X‑ray free‑electron lasers produce terawatt, attosecond pulsesHow quark spins produce polarized hadrons in heavy‑ion collisionsSmall, simple “reservoir” networks can store multiple chaotic patterns but struggle to switch between them on cueLarge-genus limit: normalized Witten intersection numbers approach 1/π uniformlySurvey urges broader attention to sumset problems in additive number theoryWhy Calabi–Yau and elliptic integrals drop out of the 5PM conservative gravitational scattering resultDark matter made of quark clumps held together by axion walls: a QCD‑AQN proposal and how to test itCompare theory and experiment at finite smearing to test the Standard Model with lattice QCDNew simulation method measures a real mismatch between MicroBooNE and MiniBooNE in a simple sterile‑neutrino modelNew model explains a prompt “direct wave” in black-hole mergers and why it appears near the peak of the signalElectron–positron pair beams could let X‑ray free‑electron lasers produce terawatt, attosecond pulsesHow quark spins produce polarized hadrons in heavy‑ion collisionsSmall, simple “reservoir” networks can store multiple chaotic patterns but struggle to switch between them on cueLarge-genus limit: normalized Witten intersection numbers approach 1/π uniformlySurvey urges broader attention to sumset problems in additive number theoryWhy Calabi–Yau and elliptic integrals drop out of the 5PM conservative gravitational scattering resultDark matter made of quark clumps held together by axion walls: a QCD‑AQN proposal and how to test itCompare theory and experiment at finite smearing to test the Standard Model with lattice QCDNew simulation method measures a real mismatch between MicroBooNE and MiniBooNE in a simple sterile‑neutrino modelNew model explains a prompt “direct wave” in black-hole mergers and why it appears near the peak of the signal

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Tuesday, March 17, 2026
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PhysicsFeatured briefing

Electron–positron pair beams could let X‑ray free‑electron lasers produce terawatt, attosecond pulses

Free‑electron lasers (FELs) make the brightest coherent X‑ray pulses available, but at very high peak current a self‑field inside the electr

March 17, 2026EN2 min read
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Featured Categories

Artificial Intelligence

Artificial Intelligence
March 16, 2026

A new way to use diffusion-based denoisers inside ADMM with provable convergence

This paper shows how to combine modern score-based generative models with a popular optimization algorithm, the alternating direction method

EN
2 min read
Artificial Intelligence
March 16, 2026

Questions-of-Thoughts (QoT): a stepwise self‑questioning scaffold to improve LLM‑assisted software design

This paper introduces Questions-of-Thoughts, or QoT, a method that steers large language models (LLMs) toward higher-quality software design

EN
2 min read
Artificial Intelligence
March 14, 2026

Researchers propose a “schema-gated” way to let chatty AIs run reproducible science workflows

This paper looks at how large language models (LLMs) can turn a researcher’s plain-language request into running code and tools, while still

EN
2 min read

Machine Learning

Machine Learning
March 17, 2026

Small, simple “reservoir” networks can store multiple chaotic patterns but struggle to switch between them on cue

Researchers tested whether very small and simply wired reservoir computers can both store and select among multiple chaotic behaviors. They

EN
2 min read
Machine Learning
March 17, 2026

HorizonMath tests AI on over 100 unsolved math problems with automatic checks

HorizonMath is a new benchmark that asks whether artificial intelligence can make genuine mathematical discoveries. The team collected more

Physics

Physics
March 17, 2026

Electron–positron pair beams could let X‑ray free‑electron lasers produce terawatt, attosecond pulses

Free‑electron lasers (FELs) make the brightest coherent X‑ray pulses available, but at very high peak current a self‑field inside the electr

EN
2 min read
Physics
March 16, 2026

Tiny disturbances trigger a large optical “avalanche” in a microcavity frequency comb

Researchers propose a new way to detect very small changes near an optical microcavity by using a nonlinear effect called the Kerr nonlinear

Latest Research

March 17, 2026

How quark spins produce polarized hadrons in heavy‑ion collisions

This paper gives a unified set of formulas that link the spin patterns of quarks to the spin polarizations and spin correlations of the hadr

EN
2 min read
Machine Learning
March 17, 2026

Small, simple “reservoir” networks can store multiple chaotic patterns but struggle to switch between them on cue

Researchers tested whether very small and simply wired reservoir computers can both store and select among multiple chaotic behaviors. They

EN
2 min read
Mathematics
March 17, 2026

Large-genus limit: normalized Witten intersection numbers approach 1/π uniformly

This paper studies how certain numbers that arise from integrating basic geometric classes over the moduli space of complex curves behave wh

EN
2 min read
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Mathematics
March 17, 2026

Survey urges broader attention to sumset problems in additive number theory

This paper is a survey arguing that additive number theory should pay more attention to a wider range of problems. The author, Melvyn B. Nat

EN
2 min read
March 17, 2026

Why Calabi–Yau and elliptic integrals drop out of the 5PM conservative gravitational scattering result

Researchers explain why certain very complicated integrals that appear during fifth post-Minkowskian (5PM) calculations do not affect the co

EN
2 min read
March 17, 2026

Dark matter made of quark clumps held together by axion walls: a QCD‑AQN proposal and how to test it

This paper proposes that dark matter could be made of macroscopic clumps of ordinary quarks and antiquarks. The authors introduce what they

EN
2 min read
March 17, 2026

Compare theory and experiment at finite smearing to test the Standard Model with lattice QCD

This paper proposes a practical way to test the Standard Model when intermediate hadrons (bound states of quarks) affect a process. The auth

EN
2 min read
March 17, 2026

New simulation method measures a real mismatch between MicroBooNE and MiniBooNE in a simple sterile‑neutrino model

This paper uses a fast simulation method to ask whether two Fermilab experiments, MicroBooNE and MiniBooNE, can be described by the same sim

EN
2 min read
March 17, 2026

New model explains a prompt “direct wave” in black-hole mergers and why it appears near the peak of the signal

What the paper found in plain terms: The authors show that a simple model called Backwards One Body (BOB) captures not only the usual ringin

EN
2 min read
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Machine Learning
March 16, 2026

Neural networks speed up estimates of matrix condition numbers for large sparse systems

This paper introduces a fast, data-driven way to estimate the condition number of large sparse matrices using graph neural networks (GNNs).

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2 min read
EN
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Physics
March 16, 2026

New method models light interacting with large materials without cutting off multipole terms

This paper presents a new theoretical and computational method to describe how light interacts with extended materials when the usual electr

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2 min read