GPS
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X @The Economist
The Economist· 2025-11-08 05:40
One of the US Space Force’s goals is to make sure GPS can be relied upon in wartime. Because the signals are so weak by the time they reach the ground, opponents can drown them out by broadcasting more powerful ones https://t.co/8YC5tv3upj ...
X @The Economist
The Economist· 2025-11-07 01:00
One of the US Space Force’s goals is to make sure GPS can be relied upon in wartime. Because the signals are so weak by the time they reach the ground, opponents can drown them out by broadcasting more powerful ones https://t.co/4QvuaPllQa ...
X @The Economist
The Economist· 2025-11-05 21:40
One of the US Space Force’s goals is to make sure GPS can be relied upon in wartime. Because the signals are so weak by the time they reach the ground, opponents can drown them out by broadcasting more powerful ones https://t.co/Q6nawJBMFl ...
X @The Economist
The Economist· 2025-11-02 12:20
Space Force Goals - US Space Force aims to ensure GPS reliability during wartime [1] - GPS signals are weak upon reaching the ground, making them susceptible to jamming by stronger broadcasts [1]
X @The Economist
The Economist· 2025-10-31 21:20
GPS still uses radio signals designed in the 1970s. These are “tremendously obsolete” and utterly insecure, says an expert. America is working on new and improved satellites https://t.co/EMagy42WVI ...
X @Cointelegraph
Cointelegraph· 2025-07-16 22:20
⚡️ INSIGHT: Location spoofing threatens logistics, cybersecurity, and digital services, enabling fraud and undermining trust in GPS-based systems.Blockchain-based proof-of-location (PoL) offers tamper-proof, decentralized location verification without centralized servers.@_spacecoin by STI uses RF signals and blockchain to verify geolocation data, with satellites already launched to support its DePIN network.Nodes measure distances via RF “PING-PONG” signals, triangulate locations, and record data on-chain ...
Pyro Drone Shows: The Future of July 4th Fireworks? | WSJ Tech Behind
The Wall Street Journal· 2025-07-03 14:00
[Music] This is something that can't be achieved with fireworks alone. It's made using pyro drones. Hundreds of tiny explosiveladen quadcopters piloted to an exact formation in space, firing pyro technics in perfect choreography.But while these shows may look simple, getting to this point has taken extensive engineering, complex flight plans, and a fair amount of trial and error. Anytime you attach any sort of explosive device to anything, it creates an additional level of risk. What are the things that are ...