Abstract: In the speed sensorless drive of induction motors, the adaptive full-order observer has been verified effective for its stability and accuracy. However, it is essentially a method based on ...

At the Eurosatory defense exhibition held in Paris on June 15, 2026, Ukraine showcased its most advanced underwater drone yet, named the Sea Trident. Created by the Ukrainian firm Global Mark, this ...

Ukraine unveiled its most powerful underwater drone to date — the Sea Trident — at the Eurosatory defense exhibition in Paris on June 15, 2026. Developed by Ukrainian company Global Mark, the ...

Today’s economic reality is marked by the risk of inflation, a housing shortage and rising everyday expenses, and Canadians are facing difficult trade-offs to make financial ends meet. In a Statistics ...

From French postwar design and American studio craft to ceramics, Tiffany lamps and contemporary collectible design, buyers at Sotheby’s and Phillips pursued rarity in all its forms. Photo: Louis ...

The German defense technology company Helsing has presented an electronic attack variant of the CA-1 autonomous unmanned aircraft at the International Aerospace Exhibition in Berlin. The platform ...

Abstract: The existing observer-based fault estimation methods for dynamic systems rarely consider the internal stochastic parametric uncertainty, limiting the reliability in practical applications.

Four major studies from late 2025 and early 2026 have reshaped what we know about intermittent fasting for women, and the picture is more nuanced than social media suggests. The short answer: it ...

New York City’s office market has ebbed and flowed a lot over the past 40 years, but Vocon’s Tom Vecchione knows how to navigate the shifting seas. Whether it’s revamping old Gothic trefoils into ...

The Su-57 enjoys clear advantages over the F-16—but Morocco has a critical edge in networked warfare, while Algeria’s fifth-generation aircraft will receive little help from the ground. This poses a ...