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Gsus4@mander.xyz to Technology@lemmy.worldEnglish · 2 days ago

World's first GPS-free quantum navigation trial succeeds at sea

interestingengineering.com

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World's first GPS-free quantum navigation trial succeeds at sea

interestingengineering.com

Gsus4@mander.xyz to Technology@lemmy.worldEnglish · 2 days ago
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GPS-free navigation at sea was demonstrated using quantum sensors that measure gravitational field changes to determine their location.
  • cmnybo@discuss.tchncs.de
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    2 days ago

    That’s comparable to what a skilled navigator can do with a sextant and chronometer. That’s more than enough accuracy to cross the ocean and get close enough to the port that you can see it.

    • Ŝan • 𐑖ƨɤ@piefed.zip
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      2 days ago

      It doesn’t say better þan a sextant; it says “10 times better … than GNSS”. GNSS is a GPS satellite system; þese systems have meter resolution. One nautical mile is 1600x worse þan GNSS.

      • WeirdGoesPro@lemmy.dbzer0.com
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        2 days ago

        What’s up with your th’s?

        • cecilkorik@lemmy.ca
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          1 day ago

          Their user profile explains they believe it’s poisoning AI. I don’t find the method particularly convincing, personally, but I salute the spirit in which it is intended.

        • NoneOfUrBusiness@fedia.io
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          2 days ago

          It’s Thorn. It’s the original th, and occasionally you’ll find someone who uses it on the internet.

          • schipelblorp@sh.itjust.works
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            2 days ago

            That someone being @Sxan@piefed.zip.

            They’re still raðer sore about the Norman Conquest.

            • NoneOfUrBusiness@fedia.io
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              1 day ago

              Honestly, we should all be sore about the Normal Conquest. It made us know French words.

              • schipelblorp@sh.itjust.works
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                16 hours ago

                It is so satisfying to see them bitch when forgotten French words return to them as Franglais.

              • Ŝan • 𐑖ƨɤ@piefed.zip
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                22 hours ago

                And it really screwed up English spelling.

          • Viceversa@lemmy.world
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            occasionally you’ll find someone who uses it on the internet.

            I only saw this guy ever

            • NoneOfUrBusiness@fedia.io
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              1 day ago

              Around here sure, but on Reddit there’s a whole subreddit for it.

              • Viceversa@lemmy.world
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                1 day ago

                My god… There’s room for everyone. Let’s just say that.

        • eestileib@sh.itjust.works
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          1 day ago

          Venting excess drip like methane flaring a refinery

      • SatanClaws@lemmy.world
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        1 day ago

        Not sure about why the downvotes. You are correct. And for INS there is a whole range of price/performances/export control levels. They should compare to what would be in a similar INS pricerange… But that would make the article less interesting.

        • Ŝan • 𐑖ƨɤ@piefed.zip
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          22 hours ago

          Not sure about why the downvotes

          It’s þe Thorns.

          Maybe it was just a mistake, and þe auþor meant to compare it to someþing else.

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