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数学谜题News
August 2, 2023

Top Headlines

Board Games Are Boosting Math Ability in Young Children

Board games based on numbers, like Monopoly, Othello and Chutes and Ladders, make young children better at math, according to a comprehensive review of research published on the topic over the last 23 ...

Mathematicians Solve Long-Known Problem

Making history with 42 digits: Scientists have unlocked a decades-old mystery of mathematics with the so-called ninth Dedekind number. Experts worldwide have been searching for the value since 1991. Scientists arrived at the exact sequence of numbers with the help of the Noctua ...

How the Brain Processes Numbers -- New Procedure Improves Measurement of Human Brain Activity

Measuring human brain activity down to the cellular level: until now, this has been possible only to a limited extent. With a new approach it will now be much easier. The method relies on microelectrodes along with the support of brain tumor ...

Researchers Explore Why Some People Get Motion Sick Playing VR Games While Others Don't

The way our senses adjust while playing high-intensity virtual reality games plays a critical role in understanding why some people experience severe cybersickness and others ...
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updated 11:08pm EDT

Earlier Headlines

Electronic Gaming Can Trigger Potentially Lethal Heart Rhythm Problems in Susceptible Children

Electronic gaming can precipitate life-threatening cardiac arrhythmias in susceptible children whose predisposition may have been previously unrecognized, according to a new report. The investigators ...

As Few as 1 in 5 COVID Cases May Have Been Counted Worldwide, Mathematical Models Suggest

Mathematical models indicate that as few as one in five cases of COVID-19 which occurred during the first 29 months of the pandemic are accounted for in the half billion cases officially ...

Gamers Can Have Their Cake and Eat It Too

New research from Japan shows that multiple cognitive abilities may be empirically measured from a complex game experience depending on the game's ...

The Way You Talk to Your Child About Math Matters

'You're so smart!' -- This encouraging response may actually do more harm than good to children's math performance, according to a new study. The study found that encouraging ...

A Key Role for Quantum Entanglement

A method known as quantum key distribution has long held the promise of communication security unattainable in conventional cryptography. An international team of scientists has now demonstrated ...

'Pulling Back the Curtain' to Reveal a Molecular Key to The Wizard of Oz

Many people and companies worry about sensitive data getting hacked, so encrypting files with digital keys has become more commonplace. Now, researchers have developed a durable molecular encryption ...

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The Numbers Don't Lie: Australia Is Failing at Maths and We Need to Find a New Formula to Arrest the Decline

Australia has suffered a significant drop in teenage maths proficiency in the past 20 years -- sliding from 11th in the OECD rankings to 29th place out of 38 countries, prompting widespread debate ...

Video Games Can Help Boost Children's Intelligence

Scientists have studied how the screen habits of US children correlates with how their cognitive abilities develop over time. They found that the children who spent an above-average time playing ...

Scientific Advance Leads to a New Tool in the Fight Against Hackers

A new form of security identification could soon see the light of day and help us protect our data from hackers and cybercriminals. Quantum mathematicians have solved a mathematical riddle that ...

Single-Photon Source Paves the Way for Practical Quantum Encryption

Researchers describe new high-purity single-photon source that can operate at room temperature. The source is an important step toward practical applications of quantum technology, such as highly ...

活跃的游戏提供替代的锻炼

Working out isn't known for being fun. But new active video and virtual reality games may help change that. Exergaming, or active video gaming, may be the perfect introduction to helping people ...

Computer Games in the Classroom: Educational Success Depends on the Teacher

Future teachers see educational potential in computer games, study shows. Teacher training should therefore address their potential in the ...

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California's Push for Computer Science Education Examined

Despite California's computer science education policies, gender, racial and ethnic disparities persist among the high schools that offer these courses, the students enrolled in them and the ...

Spatial Training With Blocks and Puzzles Could Unlock the UK's Mathematical Potential

A sustained focus on spatial reasoning training could help children learn science, technology, engineering and ...

Words Are Needed to Think About Numbers, Study Suggests

Researchers have found a new relationship between counting ability of Tsimane' individuals and their ability to perform matching tasks that involve numbers up to about 25. The results suggest ...

Researchers Use Tiny Magnetic Swirls to Generate True Random Numbers

Skyrmions, tiny magnetic anomalies that arise in two-dimensional materials, can be used to generate true random numbers useful in cryptography and probabilistic ...

The Power of Chaos: A Robust and Low-Cost Cryptosystem for the Post-Quantum Era

Scientists develop a chaos-based stream cipher that can withstand attacks from large-scale quantum ...

A New Approach to a $1 Million Mathematical Enigma

Numbers like pi, e and phi often turn up in unexpected places in science and mathematics. Pascal's triangle and the Fibonacci sequence also seem inexplicably widespread in nature. Then ...

Just a Game? Study Shows No Evidence That Violent Video Games Lead to Real-Life Violence

As the latest Call of Duty video game is released in the UK today, and with Battlefield 2042 and a remastered Grand Theft Auto trilogy to follow later this month, new research finds no evidence that ...

COVID-19 Vaccination Strategies: When Is One Dose Better Than Two?

While most of the COVID-19 vaccines are designed as a two-dose regimen, some countries have prioritized vaccinating as many people as possible with a single dose before giving out an additional dose. ...

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