Abstract: In this paper, we propose a method for deriving beam pattern masks to maximize the aperture efficiency of the offset reflector antenna. The beam pattern mask is designed to be proportional ...

NASA's historic lunar fly-by in April 2026 sent astronauts farther from Earth than any human before, but social media users stirred up conspiracy theories the mission was staged -- sharing a video of ...

Surrounded by a vast dark expanse, huddled in sleeping bags with three of your friends in a space the size of a five-person tent. This isn’t a camping trip ‒ it’s life on Orion ‒ the spacecraft ...

The crew on NASA's Artemis II mission ran into unexpected issues with Microsoft Outlook, as the email service was plagued with technical difficulties even outside of planet Earth. About seven hours ...

Abstract: Sliding-mode observer (SMO) is widely used to achieve high-performance sensorless control of permanent-magnet-synchronous-motor drives. However, the ...

The start of spring often brings a renewed focus on personal habits, such as eating better, exercising more or learning new skills but there is another powerful way to feel refreshed in 2026 that does ...

Promotion: consumer electronics brand Samsung will explore the human side of technology with an exhibition showcasing experimental concepts and its recent products at Milan design week 2026. Named ...