Abstract: This paper focuses on an optimal three-dimensional analytical solution for aircraft non-cooperative collision avoidance. Based on a geometric approach, an analytical solution to a proper ...

Visit us in Washington, DC and Chantilly, VA to explore hundreds of the world’s most significant objects in aviation and space history. Free timed-entry passes are required for the Museum in DC.

The camera interface shows a viewfinder with focus points and a control panel with exposure and filter options (Credit: ...

State Key Laboratory for Mechanical Behavior of Materials, School of Materials Science and Engineering, Xi’an Jiaotong University, No.28, Xianning West Road, Xi’an 710049, China ...

Apples-to-apples comparisons in the distant universe are hard to come by. Whether the subject is dwarf galaxies, supermassive ...

Copyright 2025 The Associated Press. All Rights Reserved. Copyright 2025 The Associated Press. All Rights Reserved. THE NTSB gave an update Monday on the early stages ...

The Defense Forces destroyed two russian Su-30 aircraft in the Black Sea using AIM-9 Sidewinder infrared-guided air-to-air missiles. The head of the Defense Intelligence of the Ministry of Defense of ...

which she showed off on Instagram with her equally nostalgic near-black nails. Recently, she debuted another King Kylie-coded manicure — and it featured the coolest 3D details. On Thursday ...

Germany says it will expand its use of the Teledyne Flir Black Hornet 4 nano uncrewed aircraft system (UAS). The German military says the system, so far deployed only with special operations ...