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Opinions

A Malaysian tribe and the Trimble 4000SLD, the first kinematic “backpack” GPS receiver. Weighing 44 lbs. without batteries, the receiver was introduced in 1988. (Photo: Trimble)

GPS: Obscurity to ubiquity

September 18, 2020

1960: ARPA launched Transit, the first satellite in what would become the world’s first GPS. (Photo: U.S. Army/DARPA)

The evolution of GPS satellites and their use today

September 16, 2020

V20 and V300 cargo UAVs. (Artist's concept: Pipistrel)

Offshore deliveries, carrying people are new UAV developments

September 16, 2020

Auto Mining: A driverless Cat 793F CMD truck leaves an iron ore pit. (Photo: Caterpillar)

The expanded role of positioning through advancements in GNSS

September 14, 2020

Photo: Ed Koziarski for GPS World

30 years of GNSS and the surveyor

September 11, 2020

2013: NovAtel’s WAAS G-II reference receiver. (Photo: NovAtel)

Random recollections of GPS/GNSS

September 9, 2020

1990: UNB Professor Richard Langley and two graduate students use a GPS antenna (recognize it?) on a tripod to re-measure a historical baseline. (Photo: UNB Perspectives)

In the beginning, there was innovation

September 7, 2020

1976: The first military GPS five-channel receiver built in one of several programs that studied the feasibility of GPS. The receiver weighed more than 270 pounds and had seats for two operators. (Photo: Rockwell Collins/Smithsonian)

Our insatiable appetite for GPS

September 3, 2020