Five years ago, mathematicians Dawei Chen and Quentin Gendron were trying to untangle a difficult area of algebraic geometry involving differentials, elements of calculus used to measure distance ...

Abstract: This article proposes a novel graphical technique for identifying several sets of switching angle solutions with the same fundamental to mitigate different harmonics in a cascaded H-bridge ...

Understand vector addition through real physics problem examples. This video explains how vectors combine using clear diagrams and practical applications, making the concept easy to follow for ...

An error has occurred. Please try again. With a The Portland Press Herald subscription, you can gift 5 articles each month. It looks like you do not have any active ...

Neil Humphrey receives funding from various bodies including The National Lottery Community Fund to conduct research on young people's wellbeing Qiqi Cheng does not work for, consult, own shares in or ...

A new report compiled by the University of Colorado's Colorado River Research Group warns that threats to the river's water supply are now so severe that they pose a significant risk to the water ...

As the College Football Playoff gets ready to debut on Friday, Dec. 19, there's plenty of talk about the state of college football. Between the NIL (name, image, likeness) and the NCAA Transfer Portal ...

Folks using melatonin supplements as a sleep aid might be putting themselves at risk for future heart problems, a new study says. Adults with insomnia who'd been using melatonin for a year or more had ...

A bipartisan bill could lead to teams being banned from using AI chatbots, in response to parents expressing concerns about inappropriate content ranging from sexual conversations to assistance with ...

We may receive a commission on purchases made from links. Technology, no matter how advanced it is, is never perfect. With every type of smart device or gadget comes some sort of issue that users have ...

When was the last time it felt like New York City was headed in the right direction? As federal funding for housing, schools, and food security gets cut, New York’s leaders are facing crises of their ...