Study using OpenStreetMap and mathematics reveals there are only four unique city topologies
Optimized application of high intensity focused ultrasound
The field of nonlinear acoustics is currently receiving a lot of attention, thanks to applications focused on the improvement of ultrasonic cleaning, ultrasonic welding, sonochemistry, or thermotherapy. Lithotripsy – the ...
Astronomy without a telescope: The unlikeliness of being
History has proved time and again that mathematical modelling is no substitute for a telescope (or other data collection device). Nonetheless, some theoreticians have recently put forward a statistical analysis ...
Best 'sweet spots' on the backboard
According to Larry Hunter, the act of banking a basketball off the backboard and into the hoop is becoming a lost art.
The mathematics of jury size: Statistical model shows several interesting properties of US jury configurations
Could different jury sizes improve the quality of justice? The answers are not clear, but mathematicians are analyzing juries to identify potential improvements.
Math pattern analysis shows Twitter users happier the farther they are from home
Researchers show how to improve wireless location-detection systems
In the last 10 years, the possibility of using wireless connections to deduce mobile devices' locations has been a hot research topic in industry and academia. GPS systems frequently fail in large buildings, ...
Large study shows females are equal to males in math skills
(PhysOrg.com) -- The mathematical skills of boys and girls, as well as men and women, are substantially equal, according to a new examination of existing studies in the current online edition of journal Psychological Bulletin.
Maths experts question key ecological theory
Mathematicians at the University of York in the UK and the University of Canterbury in New Zealand say they have disproved a widely accepted theory underpinning the operation of complex networks of interactions in the natural ...
Engineers study birds, bees to design unmanned vehicles
(PhysOrg.com) -- University of Arizona aerospace and mechanical engineers are studying bird and bee flight to develop unmanned vehicles that stay aloft longer and cope with sudden and severe changes in airflow.
A mathematical model for moving bottlenecks in road traffic
Serious traffic gridlocks, like the jam on Beijing's national expressway a few months ago which brought vehicles to a halt for days, are a real-world issue needing attention. Unfortunately, such standstills are not uncommon ...
Mathematical analysis helps untangle bacterial chromosomes
When an E. coli cell divides, it must replicate its circular chromosome and pull the resulting circles apart to take up residence in two new cells. It sounds easy enough—like a magician's trick with rings—but actually involv ...
Genetic similarity promotes cooperation
In a dog-eat-dog world of ruthless competition and 'survival of the fittest,' new research from the University of Leicester reveals that individuals are genetically programmed to work together and cooperate ...
Japanese robot to sit top-ranked university exam
Japanese researchers are working on a robot they hope will be smart enough to ace entrance exams at the nation's top university, which test everything from maths to foreign languages.