Abstract: Harmonic state-space (HSS) theory has been an effective method for studying system stability with time-periodic characteristics, such as modular multilevel converters (MMCs) and renewable ...

US job growth has stalled while revisions wipe out previously reported gains. Inflation data now leans heavily on imputed prices as BLS staffing falls. Delays and gaps in surveys raise doubts, giving ...

In the final week of the regular season, in their 159th game of the season, the Dodgers clinched their fourth consecutive National League West crown and 12th in the last 13 seasons. They clinched ...

iOS 26 is here, bringing a Liquid Glass redesign and lots of new features for popular apps. The Maps app got some big updates last year, but even more changes have just arrived. Here are the new Apple ...

West Virginia will hop on an airplane for the first time this season as it will begin Big 12 Conference play against the rested Kansas Jayhawks. The Mountaineers showed they are capable of being a ...

The Artificial Intelligence chatbot, ChatGPT, appeared to improvise ideas and make mistakes like a student in a study that rebooted a 2,400-year-old mathematical challenge. The experiment, by two ...

An illustration of a magnifying glass. An illustration of a magnifying glass.

Payments firm PayPal (PYPL) said it is expanding its peer-to-peer service by adding cryptocurrency transfers to its payment flow, the company announced on Monday. The integration arrives alongside ...

China’s economic activity slowed more than expected across the board in August, adding to the likelihood that policymakers will roll out more stimulus to hit the official growth goal. Industrial ...

Hamilton's rule, introduced in the 1960s, says that altruism—helping others at your own expense—can evolve when the benefits to others, multiplied by how closely related they are to you, outweigh the ...