https://arstechnica.com/space/2026/06/tests-suggest-russian-satellites-can-jam-gps-on-a-continental-scale/
Tests by Western colleagues have shown that #Russian satellites can jam GPS on a continental scale. Not point-by-point over a field, but over an entire region. For decades, GPS has been portrayed as an unshakable infrastructure, on which everything from taxis to banks and aviation depends. It turns out that this unshakability relies on a signal that can be blocked.