For high school students interested in science, engineering or research, national competitions can be excellent opportunities ...

Every sanctions team I speak to quotes a false-positive rate above 95 per cent as if it were weather. That number is not a property of the matching engine. It is a property of the data fed into it and ...

A jury in California agreed with a plaintiff who argued that Meta and Google, two social-media giants, designed their platforms to be addictive. That opens the floodgates to more litigation and ...

Some readers may solve the problem procedurally: line up the two numbers, add the ones column, carry the one, and add the tens to get 43. Others might instead notice a creative shortcut: 29 + 14 is ...

Thanks to computer numerical control (CNC) fabrication technologies, the method may also be applied to design-laminated timber gridshells. Credit: ©2025 Masaaki Miki and Toby Mitchell CC-BY-ND A new ...

The original version of this story appeared in Quanta Magazine. If you want to solve a tricky problem, it often helps to get organized. You might, for example, break the problem into pieces and tackle ...

Abstract: In testing systems, the item response theory is a widely used model for accurately synthesizing user response information. However, compared to classical test theory approaches, it imposes a ...

Abstract: To address the Vehicle Routing Problem with Time Windows (VRPTW), this paper presents a novel Dual Adaptive Genetic Algorithm (DAGA). While numerous metaheuristic algorithms have been ...

The original version of this story appeared in Quanta Magazine. For computer scientists, solving problems is a bit like mountaineering. First they must choose a problem to solve—akin to identifying a ...