Scientists Test Mobile Tower-Based GPS Signals for Pilots in Emergency 0 26.11.2024 13:00 Ndtv.com Scientists are developing a navigation system that uses mobile signals as an emergency backup for pilots when GPS systems fail. Tested with high-altitude weather balloons, the system detects signals... Moscow.media Частные объявления сегодня Rss.plus Все новости за 24 часа