Why? Getting a drone that can fly a path and even return home when the battery is low, signal is lost, or on command, is simple enough. Just go to your favorite retailer, search “gps drone ...

A Ukrainian drone tech firm has unveiled an alternative to GPS navigation. Sine.Engineering built the system to counter Russia’s electronic warfare, which has wreaked havoc on GPS signals.

Lessons from the battlefield in the Russo-Ukrainian War have fueled the rapid acceleration of drone technology, with a trend toward GPS-free navigation emerging both in products showcased at CES ...