Benjamin Carr, Ph.D. 👨🏻‍💻🧬<p>Rocks from <a href="https://hachyderm.io/tags/China" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>China</span></a>'s <a href="https://hachyderm.io/tags/Moon" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Moon</span></a> mission suggest Luna history revision<br>18 researchers from the Chinese Academy of Sciences, assess <a href="https://hachyderm.io/tags/paleointensity" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>paleointensity</span></a> – a measure of historical <a href="https://hachyderm.io/tags/magneticfield" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>magneticfield</span></a>. <a href="https://hachyderm.io/tags/Basalt" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Basalt</span></a> samples thought to be 2.8B years old. Analysis suggests Moon's magnetic field has increased in strength. Moon once possessed a strong "dynamo" – the term for forces that create celestial bodies' magnetic fields – but it weakened around 3.1B years ago and shut down around 1B years ago. <br><a href="https://www.theregister.com/2024/12/20/chinese_moon_samples_analysis/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">theregister.com/2024/12/20/chi</span><span class="invisible">nese_moon_samples_analysis/</span></a></p>