A novel method using signals of opportunity from Low Earth Orbit (LEO) satellites is redefining what’s possible in satellite-based navigation. Researchers have developed a joint pseudo-range and ...

Whereas animals are adept at navigating by myriad means, such as smell (salmon), magnetic fields (pigeons) and the topography of the ocean floor (dolphins), humans do so mainly by observing landmarks ...

No audio available for this content. A novel method using signals of opportunity from low-Earth orbit (LEO) satellites is redefining what’s possible in satellite-based navigation. Researchers have ...

Researchers from the Aerospace Information Research Institute, Chinese Academy of Sciences, have pioneered a combined pseudo-range and Doppler positioning method that leverages signals from ...

U.S. Space Force operators conduct Global Positioning System (GPS) electromagnetic interference training at Schriever Space Force Base, Colorado. Credit: U.S. Space Force photo by Ethan Johnson ...

While serving on the National Security Council staff in the Biden administration, I was tasked with strengthening the resilience of U.S. critical infrastructure, namely its reliance on GPS for ...