HELSINKI — China launched a new communication engineering test satellite early Tuesday, adding to a series of satellites potentially for undisclosed military purposes. A Long March 3B rocket ...

In urban environments, Global Navigation Satellite Systems (GNSS) often struggle with signal obstructions caused by tall buildings, vehicles, and other structures. These obstacles lead to ...

Faced with the persistent challenge of Non-Line-of-Sight (NLOS) errors in urban Global Navigation Satellite Systems (GNSS) navigation, researchers have introduced an innovative solution powered by ...

The journal Geo-Spatial Information Science will soon release a special issue showcasing the mid-term achievements of the ...

GPS threats are increasing at a record rate. Escalating conflicts around the world are undermining GPS reliability as a surge of interference attacks continues to impact vast areas of Europe and ...

After a 62-year-old man drove into a crowd of people in the southern Chinese city of Zhuhai on Monday, killing 35 and injuring dozens in one of the worst incidents of violence in the country in ...

The journey was a grueling one. The tens of hours Lin spent strapped upright to his seat gave him unbearable back pain, as he later testified in a vlog on Chinese social media platform Xiaohongshu ...

This is why atomic clocks were one of the enabling technologies for GPS. In turn, atomic clocks on GNSS satellites became the most convenient way to calibrate and synchronize local clocks on the ...