EPISODE · May 13, 2026 · 6 MIN
2026.05.14《地磁场：地球的“隐形心跳”》
from 每日AI地理
地球磁场不是固定的，它的强度在变，磁极在漂，还会不定期倒转。上一次倒转是78万年前。地磁场像地球的“心电图”，记录着地核里的流动。今天聊聊这个保护我们免受太阳风袭击的“隐形护盾”有多不老实。前往小宇宙评论区与主播互动
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2026.05.14《地磁场：地球的“隐形心跳”》
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