Mathematics and computation

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Reactor operator Nicholas Thompson of Los Alamos National Laboratory helps to set up the neutron clustering measurements at the Walthousen Reactor Critical Facility at Rensselaer Polytechnic Institute

Neutrons cluster in nuclear reactors

Cosmic challenge: protecting supercomputers from an extraterrestrial threat

Fast neutrons from cosmic-ray showers can cause significant errors in supercomputers. Physicists hope to measure the problem and protect devices, says Rachel Brazil

Optimal size for wind farms is revealed by computational study

Efficiency declines in farms exceeding 30 km in length

Research headlines

Machine learning could save firefighters from deadly flashovers

Caution needed when testing Einstein’s general relativity using gravitational waves

Frequency and distance of human travel follows universal pattern, mobile-phone data reveals

Messages scrambled by black holes stand their ground against quantum computers

Featureless “cost functions” prevent quantum machine learning algorithms from reconstructing scrambled information

Quantum algorithm provides new approach to NP-hard problem

Proposed implementation of Grover’s search algorithm could be feasible on near-term quantum devices

Infrared cloaking device could make objects invisible to thermal cameras

Device uses heat pumps to redistribute thermal energy

How to keep a skipping stone on a steady path across water

Study could help aircraft and spacecraft land more safely on water

Machine learning could help slow epidemic spread

Neural network outperforms standard contact tracing at choosing who to test for disease

Spinning black holes can be deformed by tidal forces, calculations reveal

Space-based gravitational wave detector could see black-hole bulges

Mathematics and computation – One location for research in your subject area

Featuring world-leading journals, news and books, dedicated to supporting and improving research across the field, from fundamental science through to novel applications and facilities.

Opinion and reviews

Photos of a wolf and a husky side by side

Friend or foe? Machine learning and how it is shaping our lives

Build a bot: new book covers history and future of robotics

Artificial stupidity

Explore more in mathematics and computation

iFind (intelligent Foetal Imaging Diagnosis) project

Medical marvels: how AI is boosting healthcare

Irina Grigorescu, a medical physicist at King’s College London, explains how artificial intelligence can transform medical physics

Illustration of a 140 part per billion error

AI and particle physics: a powerful partnership

Jessica Esquivel explores the beneficial collaboration between artificial intelligence and particle physics that is advancing both fields

Ask me anything: Jony Hudson – ‘I love the incredibly fast pace of progress in machine learning’

Jony Hudson is a research engineer working on the development of artificial intelligence at DeepMind

illustration of AI versus human intelligence

The Turing Test 2.0

Juanita Bawagan discovers how modern algorithms have transformed our understanding of the “Turing Test” and what it means for artificial intelligence

illustration of human intelligence and AI

Artificial intelligence: towards better, smarter and fairer physics

The May 2021 issue of Physics World shows how physicists aren't just using AI for research but also trying to tackle some of its inherent human biases

Ships can monitor and predict ocean waves using new algorithm

Safer and more efficient shipping could result from mathematical analysis technique

New imaging algorithm can spot fast-moving and rotating space junk

Technology could help prevent damage to satellites

Spacecraft in a ‘warp bubble’ could travel faster than light, claims physicist

Soliton scheme needs vast amounts of energy

Quantum mechanics and human consciousness, developing technologies for brain-inspired computation

A neuroinformatics expert and a quantum biophysicist are our guests on the podcast this week

Artist's impression of NASA's Transiting Exoplanet Survey Satellite

Sextuply-eclipsing star system is ‘like striking gold’ for star-formation models

Rare group of six gravitationally bound stars found in data from NASA's Transiting Exoplanet Survey Satellite

Thunder clouds gather over the ocean as seen from the deck of a ship

Pollutants and other aerosols trigger more intense thunderstorms

New “humidity entrainment” mechanism helps explain long-observed association between atmospheric particles and storm activity

Face shields cannot protect wearers from virus particles carried by vortex rings

Computer simulations reveal shortcomings of popular face coverings

Fish save energy by swimming in schools

Kármán vortices shed by leading fish help followers generate thrust

Machine learning spots topological phase transitions in experimental data

Diffusion-maps method needs no prior knowledge about a physical system

Electrically tuneable network learns fast

Researchers used a deep learning approach to optimize complex multi-terminal nanoelectronics devices for the first time

Discrete time crystals could boost quantum simulations

Graph theory and statistical mechanics shed light on exotic systems

Quantum coherence turns up the heat on Maxwell’s demon

Spikes in waste heat could be a problem for quantum devices

Black metal hydrogen emerges at high pressures

Results of advanced simulations may reconcile data from several recent – and seemingly contradictory – experiments

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Mathematics and computation | Conference 2nd IMA Conference on the Mathematics of Robotics 8—10 September 2021 | Manchester, UK
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