The RNT Foundation is a public benefit scientific and educational charity, 501(c)3
Protect the Frequencies – By preventing interference
Toughen Receivers – With readily available technology
Augment Services – With difficult to disrupt terrestrial signals
What to do? Some recommendations.
eNewsletter Archives
From Our Blog

Honeybees teach drones how to navigate without GPS – Cybernews
Image: Shutterstock What's new: An interesting form of autonomous navigation based on nature. Why it's important: Autonomous systems have an important place in an overall PNT architecture. For some applications they are the best/only method. This system uses just 42...

ICYMI – NIST wants to hear from you on PNT & Cyber
Image: Shutterstock What's new: The National Institute for Standards and Technology (NIST) is asking for comments about how to align its PNT Profile process with its Cybersecurity efforts. Why it's important: A least a couple reasons. First, it is good to have these...

Marking time in the 1200’s
Image: RNT Foundation What's new: While visiting Ragusa, Italy, we discovered a way of marking the hours of the day we had not heard of before - Italic hours which count the number of hours since the last sunset. Why it's important: Timekeeping has been essential to...

GPS saves 190 airline passengers – Daily Mail
Image: Shutterstock What's new: A report that GPS-enabled terrain warning saved the lives of 190 airline passengers on the 2nd of February. Why it's important: This incident shows how important these safety systems are, and the criticality of them working properly....

Recent US Navy collisions at sea – GPS spoofing/cyber issue? – Update 17 March 2025
Image: Aftermath of collision between Portuguese-flagged container ship Solong and oil tanker Stena Immaculate chartered to U.S. Navy. Source - social media via CNN UPDATE: An AIS reconstruction of the Solong/Stena Immaculate collision seems to show no GPS spoofing or...



















