Kierkegaanks on Nostr: TIL Dead reckoning is when you determine position by knowing a previous position and ...

TIL Dead reckoning is when you determine position by knowing a previous position and measuring a kind of inertia delta.

And that there are working prototypes to replace gps with clouds of atoms that are laser supercooled into a weird matter state and measure interference patterns between inertial readings to calculate where you are regardless of whether you’re in a passenger jet near the Russian border getting gps spoofed or don’t have a clear line of sight

The sci fi future is here again