Roelof Rietbroek<p>Lately, I've been thinking that there must be some benefits for <a href="https://fediscience.org/tags/geodesy" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>geodesy</span></a> from this research on quantum entanglement. It promises the ability to send encoded timestamps in tiny wave packets of photons, and thus, in principle, allows very accurate time-delay estimation over potentially long distances.<br><a href="https://www.nature.com/articles/s41566-024-01589-7" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">nature.com/articles/s41566-024</span><span class="invisible">-01589-7</span></a></p>