Three major trends emerged: the growing role of artificial intelligence for energy management, the maturity of hydrogen technologies, and the development of toroidal propellers to reduce underwater ...

Discover why this innovative toroidal propeller is attracting attention. By altering propeller design, we may have unlocked a way to enhance efficiency and reduce noise in drones and various ...

The toroidal propeller, due to its unique structure, exhibits enhanced propulsion efficiency and reduced underwater noise. To investigate its operational mechanism, the hydrodynamic performance of the ...

Download this A Black And White Drawing Of A Quadcopter With Four Propellers The Drawing Is Of A Drone With A Camera On Top Isometric View 3d vector illustration now. And search more of iStock's ...

There’s a new ‘bonus’ tax deduction worth $6,000 for older taxpayers — here’s who qualifies Court rules former Defense Secretary Lloyd Austin had authority to throw out plea deals for 9/ ...

Article citations More>> Zou, R.H., Hu, W.J. and Wang, H.Y. (2024) CFD Simulation of Aerodynamic Characteristics of Ducted Propeller and Analysis of Influence of Structural Parameters. Fluid ...

People find it extremly difficult to draw faces from memory. A new study asked whether using simplified line drawings of faces can improve the accuracy of drawing from memory.

The Grand Prairie ISD school board voted to fire Superintendent Jorge Arredondo Monday after he was placed on leave in September.